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1099-K Reconciliation Worksheet — free, no sign-up
Free browser worksheet that reconciles one or more Form 1099-K Box 1a totals (Etsy, eBay, Poshmark, Mercari, Depop, Whatnot, StockX) down to an estimated net profit by backing out…
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Amazon FBA vs FBM Profit Calculator
Free Amazon FBA vs FBM calculator: compare fulfillment paths after expected returns. Get net profit, max buy cost, the return rate that wipes the listing, when inbound placement…
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Amazon Inventory Loader Check — free, private, in your browser
Free Amazon Seller Central inventory file checker: finds comma or UTF-16 files, UPCs that lost a leading zero, bad UPC and EAN check digits, scientific-notation SKUs, bad prices…
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Amazon PPC Search Term Analyzer — free, private, CSV in your browser
Free Amazon PPC search term analyzer: drop in your Sponsored Products search term report CSV and see wasted ad spend graded by evidence, negative keyword candidates, terms to…
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Amazon Seller Profit Analyzer — free, private, CSV in your browser
Free Amazon seller profit analyzer: drop in your Seller Central Transaction report CSV and get profit per SKU, a fee waterfall, ad spend, refund and reimbursement findings. Runs…
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Amazon settlement report to Xero / QuickBooks journal — free, private
Free Amazon settlement report to journal converter: proves the rows add up to the deposit, splits sales, fees, refunds and tax by month, and downloads a balanced journal for Xero…
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App Review Insights — free, private, CSV in your browser
Free app review analyzer: drop in your Google Play or App Store review CSV and see which release dropped your rating, which complaints cost the most stars, and which unhappy…
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What does an app subscriber really leave you after store fees?
Free calculator for indie app developers: what a subscription charge really leaves after store fees, tax and refunds, what a subscriber is worth at your churn, how long payback…
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Auction Car Flip Calculator — free, private, in your browser
Auction car flip calculator for dealers and flippers. Enter resale price, repairs, the auction's buyer fee tiers, transport, tax and holding costs to get the max bid, the…
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Axe Throwing Bar Profit Calculator — monthly profit, payback and break-even fill
Free calculator for axe throwing bars and venues. Enter thrower capacity, sessions, fill, ticket price, private events, leagues, staff, rent and the build; it shows monthly…
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Bail Bond Agency Exposure Calculator — free
Free tool for bail bond agents: enter your open bonds, collateral and surety terms to see net premium, the loss if bonds are forfeited, whether cash covers the largest ones, and a…
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Barbershop Chair Profit Calculator — free, private
Free barbershop calculator: enter haircut, beard and combo prices, chair minutes, supplies, no-show rate, rent and commission, and see profit per cut and per chair hour, the price…
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BigCommerce Product CSV Check — free, private, in your browser
Free BigCommerce product CSV checker: finds SKU rows with no product or option set, duplicate SKUs, bad prices, wrong Y/N flags, wrong barcode check digits, broken image URLs…
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Braiding Studio Profit Calculator — free, private
Free braiding studio calculator: enter knotless, cornrow and twist prices, chair minutes, supplies, no-show rate, rent and commission, and see profit per style and per chair hour…
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Break-Even ROAS Calculator — free, private, in your browser
Free break-even ROAS and max CPA calculator for ecommerce and DTC stores. Enter price, cost of goods, shipping, fees, returns and discounts, add repeat-purchase LTV, and see the…
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Bundle Discount Optimizer — free, private, in your browser
Free bundle pricing tool for Shopify, Etsy and Amazon sellers. Paste your order history and product costs to find which products customers already buy together, the bundle…
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Check your business insurance policy for gaps and client-contract limits. Free, private
Free business insurance policy reader: paste a general liability, professional liability or BOP policy and get the limits, deductible, claims-made trigger and renewal dates…
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Which cards are worth sending to a grader, and which should you sell raw?
Is it worth grading this card? Paste your cards with your own value at each grade and grade chances and get which to send to a grader, which fee tier, which to sell raw, the…
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Chargeback Ratio Monitor — free, private, CSV in your browser
Free chargeback ratio monitor: drop in your Stripe payments CSV and see your dispute rate by month, headroom to your warning lines, the trend, and what is driving disputes. Runs…
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Clearance Markdown Planner — free, private, in your browser
Free clearance markdown planner for retailers and sellers. Enter the units you have left and the weeks you have; it estimates price elasticity from your own sales history and…
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Commercial lease abstract in seconds — dates, rent schedule, red flags. Free, private
Free commercial lease abstract tool: paste a lease and get the key terms, a calendar of renewal-notice and rent-step dates (downloadable .ics), the year-by-year rent schedule and…
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Course Launch Revenue Calculator — free, private, in your browser
Course launch revenue calculator. Enter your email list, conversion rates, price, refunds, platform and processor fees, affiliate commissions and ad spend. See net profit, the…
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Course Platform Fee Calculator — free
What you keep per month on each course platform at your price and volume, and where the cheapest one changes. Runs in your browser.
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DoorDash fee calculator for restaurants — compare delivery apps on one ticket
Free restaurant delivery fee calculator: put one ticket through dine-in, pickup, DoorDash, Uber Eats, and Grubhub. See net after commission, packaging, and extra labor — plus the…
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Demand Forecast Back-Tester — free, private, in your browser
Free demand forecasting for small sellers. Upload a sales CSV to get a back-tested forecast per SKU, safety stock and reorder points at your service level, ABC-XYZ classes, and an…
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Depop Fee Calculator
Free Depop seller fee calculator for the US and UK schedule (0% selling fee, 3.3%+$0.45 or 2.9%+£0.30 processing on item price + shipping) and the rest-of-world flat 10% schedule…
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Discogs Fee Calculator
Free Discogs seller fee calculator: the 9% selling fee on item price plus shipping ($0.10 minimum, $150 maximum), editable payment processing, your payout and profit after postage…
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Driving School Profit Calculator — free, private
Free driving school calculator: enter lesson, block-lesson and road-test prices, car minutes, fuel and wear, cancellation rate, rent and instructor pay, and see profit per lesson…
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eBay Fee & Profit Calculator
Free eBay profit calculator: see what a sale leaves after fees, shipping, returns and cost of goods, plus break-even resale price and what-if comparisons.
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eBay File Exchange Check — free, private, in your browser
Catch what breaks an eBay bulk listing upload, with the line number, before you upload. Nothing leaves your device.
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eBay payout report to Xero / QuickBooks journal — free, private
Free eBay payout to journal converter: proves the transactions add up to the payout, splits item sales, shipping income, sales tax, final value fees, Promoted Listings, store…
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eBay Promoted Listings ROI Analyzer — free, private, CSV in your browser
Free eBay Promoted Listings ROI analyzer: drop in your Seller Hub ad report and see which listings lose money after ad fees and what share of sales the ad must cause to break…
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eBay Transaction Report Analyzer — free, private, CSV in your browser
Free eBay profit analyzer: drop in your Seller Hub Transaction report CSV and get a fee waterfall, profit per item, Promoted Listings, shipping-gap and refund findings. Runs in…
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Esthetician Studio Profit Calculator — free, private
Free esthetician studio calculator: enter facial, waxing and peel prices, chair minutes, supplies, no-show rate, rent and commission, and see profit per treatment and per chair…
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Etsy Ads ROI Analyzer — free, private, CSV in your browser
Free Etsy Ads ROI analyzer: drop in your Shop Manager ad report and see which listings lose money after ad spend and what share of sales the ad must cause to break even. Runs in…
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Etsy Listing CSV Check — free, private, in your browser
Free Etsy bulk listing CSV checker: finds titles over 140 characters, more than 13 tags, tags over 20 characters, bad prices and currency codes, quantities over 999, broken image…
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Etsy Profit Calculator
Free Etsy profit calculator: see what an order leaves after listing, transaction, payment, ad and shipping fees, then test Plus, Offsite Ads and sale pricing.
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Etsy Statement Profit Analyzer — free, private, CSVs in your browser
Free Etsy profit analyzer: drop in your Payment Account statement and Sold Order Items CSV and get a fee waterfall, profit per listing, Offsite Ads and refund findings. Runs in…
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Etsy statement to Xero / QuickBooks journal — free, private
Free Etsy statement to journal converter: checks every row, books gross sales, listing and transaction fees, ads, shipping labels, refunds and bank deposits separately by month…
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Facebook Marketplace Fee Calculator
Free Facebook Marketplace seller fee calculator: 10% of the buyer-paid total (item price + shipping + tax collected) on a shipped checkout order, $0.80 minimum fee, $0 for local…
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Faire Seller Fee Calculator
Free Faire wholesale fee calculator for brands: net payout after 15% commission, the $10 new-customer fee, and payout-speed processing.
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FBA Aged Inventory & Storage Fee Analyzer — free, private, in your browser
Free tool for Amazon FBA sellers: load your Inventory Age report and see, per SKU, the storage fees and aged-inventory surcharge you will pay and whether holding, marking down or…
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FBA Reimbursement Claim Finder — free, private, in your browser
Free tool for Amazon FBA sellers: load your Inventory Ledger and Reimbursements report and see the lost and damaged units that look unreimbursed, what they are worth, and which…
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What should your free shipping minimum be?
Paste your past orders and see what each free-shipping minimum would earn, how many buyers it must win back to pay for the shipping you give away, and the threshold that loses…
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Upwork vs. Fiverr Fee Calculator
Free calculator comparing Upwork and Fiverr net payout for the same job price, after platform fees, withdrawal fees, and a tax reserve. Solve for the price to charge on either…
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Glamping unit payback calculator: does the site pay for itself? Free, private
Free payback calculator for glamping and cabin sites: build cost, shared infrastructure, seasonal nightly rates and occupancy, commission, turnovers and a loan become operating…
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Grailed Fee Calculator
Free Grailed seller fee calculator for the tiered commission (6% under $120 with a $1.99 minimum, 9% from $120) plus 3.49% + $0.49 payment processing. See your payout, profit, the…
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KDP royalty calculator: KU vs going wide
See what a Kindle book keeps on KDP exclusive (paid sales plus Kindle Unlimited page reads) versus going wide. Paperback print cost, 70% vs 35% ebook, and Ingram wholesale are…
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KDP Royalty Report Analyzer — free, private, CSV in your browser
Free KDP royalty report analyzer for self-published authors: drop in your royalty CSV and see net royalty per book, marketplace and royalty option, refund rates, Kindle Unlimited…
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KDP royalty report to Xero / QuickBooks journal — free, private
Turn a KDP royalty report into month-split journal entries by marketplace and format, with printing cost and tax withheld booked. Nothing leaves your device.
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Kickstarter Fee Calculator
Free Kickstarter fee calculator. 5% platform fee plus per-pledge processing (3% + $0.20 standard, 5% + $0.05 under $10) -- see why more, smaller pledges keep less of the same…
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Lash Studio Profit Calculator — price lash sets and fills to hit your hourly
Free lash studio pricing calculator. Enter your price list, supplies, card fees, no-shows and overhead; it shows profit per chair hour for every set and fill, the price that hits…
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Liquidation Pallet Bid Calculator — free, private, in your browser
Free liquidation pallet bid calculator. Paste a manifest to get the maximum bid for a chance of loss you accept, with a Monte Carlo simulation of recovery rate, sell-through and…
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Which marketplace nets the most on this item?
Free side-by-side comparison of eBay, Etsy, Amazon, Walmart, TikTok Shop, Mercari, Depop, Poshmark, Facebook Marketplace, and your own Shopify store on one item. Enter the price…
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Mercari Fee Calculator
Free Mercari seller fee calculator for the current schedule (10% on item price + buyer-paid shipping, effective Jan 6 2025) and the legacy pre-2025 schedule (10% on item price…
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Mid-term rental vs long-term lease vs Airbnb — free calculator
Free mid-term rental calculator: compare a furnished 30-day-plus rental with a long-term lease and with Airbnb-style nightly renting. See the monthly rate, empty days and…
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Music Distribution Fee Calculator — free
Free calculator comparing what an independent artist keeps on DistroKid, TuneCore, CD Baby, Amuse, RouteNote and UnitedMasters at their own release count and stream volume, with…
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Payment Processor Fee Comparison Calculator — free, private
Free payment processing fee calculator: enter your monthly card sales, average sale and each processor's quote, and see the effective rate, monthly and yearly cost side by side…
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Percentage Rent Audit Checker — free
Free tool for retail and restaurant tenants: recompute your landlord's percentage rent statement from your lease breakpoint, exclusions and your own sales, see the overcharge in…
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Phone Repair Shop Profit Calculator — free, private
Free phone repair shop calculator: enter screen, port and micro-soldering prices, bench minutes, supplies, technician pay and rent, and see profit per job and per bench hour…
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Poshmark Fee Calculator
Free Poshmark seller fee calculator. The flat $2.95 fee under $15, 20% at $15+, the $14.75 break-even price, your real profit after item cost, and whether a lower offer costs you…
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Poshmark Sales Report Analyzer — free, private, CSV in your browser
Free analyzer for Poshmark sellers: load your My Sales Report CSV and see profit per item, brand and month after Poshmark's $2.95 / 20% fee, with effective fee rate, cost basis by…
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How many customers can you lose after a price increase?
Paste your prices, unit costs and volumes, set a price increase, and see how many units you can lose before the raise stops paying, item by item. Free, runs in your browser…
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Print-on-Demand Profit Calculator — free, private, in your browser
Free print-on-demand profit calculator: profit per sale after Etsy, Shopify or eBay fees, supplier cost, shipping, refunds and ads; the price for your target margin; break-even ad…
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Reseller Books — all your marketplaces in one set of books
Free private tool for resellers: drop your eBay, Etsy, Poshmark, Whatnot and Shopify reports and get one monthly profit and loss, what each channel really keeps, and a Schedule C…
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Restaurant Delivery Commission Analyzer — free, private, CSV in your browser
Free analyzer for restaurants: drop in your DoorDash, Uber Eats or Grubhub payout or order-level CSV and see the real take rate per platform and per order, net after food cost and…
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What do returns really cost your store?
Paste your orders and refunds and see what each return really costs, which product categories lose money after returns, and whether a return fee or restocking fee would pay. Free…
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Reverb Fee Calculator
See what a Reverb sale leaves after fees, shipping and gear cost, and whether to take an offer, consign, take a shop cash offer or accept a partial refund.
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RV rental profit calculator: is renting out your camper worth it? Free, private
Free profit calculator for people who rent out an RV, camper or trailer: nightly rate, nights booked, platform fee, cleaning, wear, loan, insurance, storage and depreciation…
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Severance package calculator
Free severance package calculator: compare your offer to the usual weeks per year of service, see your net as a lump sum now, a lump sum in January or salary continuation, the…
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Shoe Repair Shop Profit Calculator — free, private
Free shoe repair shop calculator: enter heel, repair and rework prices, bench minutes, supplies, cobbler pay and rent, and see profit per job and per bench hour, break-even volume…
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Shopify Customer CSV Check — free, private, in your browser
Catch what breaks a Shopify customer import, with the line number, before you import. Nothing leaves your device.
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Shopify Discount Leakage Analyzer — free, private, CSV in your browser
Free Shopify discount code analyzer: drop in your orders export and see how much each code gave away, the share of its orders that must be new sales to pay for itself, refund…
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Shopify Fee Calculator — Payments vs PayPal, plan upgrade volume
Free Shopify fee calculator: see order profit after Shopify Payments or PayPal/Stripe, including the extra Shopify third-party transaction fee. Then compare Basic, Grow, Advanced…
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Shopify Inventory CSV Check — free, private, in your browser
Catch what makes a Shopify inventory import update nothing or set the wrong stock, with the line number, before you import. Nothing leaves your device.
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Inventory Reorder Planner — free, private, CSV in your browser
Free reorder planner for Shopify and other small online stores: load an orders export and a stock export and see each SKU's reorder point, how many to order, revenue at risk from…
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Shopify Payments Fee Analyzer — free, private, CSV in your browser
Free Shopify Payments fee analyzer: drop in your Transactions export CSV and see your real effective rate, fees by card brand and card source, refund and chargeback cost, and…
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Shopify Payout Profit Analyzer — free, private, CSVs in your browser
Free Shopify payout analyzer: drop in your Shopify Payments Transactions CSV and Orders export and get a fee waterfall, net to bank per order, profit per product, discount code…
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Shopify payout report to Xero / QuickBooks journal — free, private
Free Shopify payout to journal converter: proves the transactions add up to the payout, splits gross sales, Shopify Payments fees, refunds, chargebacks and shipping labels by…
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Shopify Product CSV Check — free, private, in your browser
Free Shopify product CSV checker: finds blank handles, split products, duplicate variants, bad prices, wrong barcode check digits, broken image URLs, Excel-damaged SKUs and…
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Shopify to WooCommerce Product CSV Converter — free, private, in your browser
Free Shopify to WooCommerce product CSV converter: variants become variable products with variations, Compare At Price becomes Regular and Sale price, inventory, weight, images…
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Square Catalog CSV Check — free, private, in your browser
Free Square item library CSV checker: finds repeated or damaged Tokens, duplicate SKUs and variation names, bad prices, Y/N flags, wrong GTIN check digits, Excel-damaged SKUs and…
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Squarespace Product CSV Check — free, private, in your browser
Free Squarespace product CSV checker: finds variant rows that start new products, duplicate SKUs and Product URLs, bad prices, On Sale without a Sale Price, wrong Yes/No flags…
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StockX Seller Payout Calculator
Free calculator for StockX sneaker, streetwear, and card sellers: find real net payout and net profit after the seller fee (which drops by seller level), the Fast Shipping…
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Storage Auction Max Bid Calculator — What the Cost Stack Actually Supports
Free calculator for storage-unit auction bidders: prices the buyer's premium, realistic resale recovery, resale fees, dump and labor cost, and holding cost, then reports the bid a…
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Rental arbitrage calculator: will a sublet Airbnb earn back its furniture? Free, private
Free rental arbitrage calculator: rent, utilities, furnishing, nightly rate, occupancy, commission and turnovers become monthly profit, break-even occupancy, the month furnishing…
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Short-Term Rental Cleaning Fee Calculator — free
Free cleaning fee calculator for Airbnb and VRBO hosts: the fee that covers your cleaner, host profit and guest total price by stay length, and whether to roll the fee into the…
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Airbnb vs Vrbo host payout calculator
Free short-term rental host payout calculator: compare Airbnb’s 15.5% 2026 host-only fee with Vrbo (5% + 3%) and direct booking. See annual take-home, the nightly raise that…
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STR Nightly Rate Optimizer — free, private, in your browser
Free nightly rate calculator for Airbnb and VRBO hosts. Paste your listed nightly prices and whether each night booked to see how your booking chance falls as price rises, and the…
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STR Occupancy Tax Calculator
Split a short-term rental stay's occupancy tax into what Airbnb or Vrbo already collects and what is left for the host to remit directly, layer by layer -- state, county, city…
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STR Tax Loophole Calculator — free, 2026
Free calculator for short-term rental owners: does your Airbnb or VRBO escape rental-activity status (average stay of 7 days or less) and qualify as non-passive through material…
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Which turnovers should a cleaning crew take today, and which crew?
Paste the day's vacation-rental turnovers and get the most profitable set of cleans, which of your one to three crews does each and in what order, with checkout and check-in…
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Airbnb turnover cleaning schedule and crew size — free, private
Free Airbnb and VRBO turnover cleaning scheduler: paste your iCal calendars and get a cleaner schedule, same-day turnover warnings, double-booking checks and the number of…
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Tailor and Alterations Shop Profit Calculator — free, private
Free tailor and alterations shop calculator: enter hem, alteration and rework prices, bench minutes, supplies, tailor pay and rent, and see profit per job and per bench hour…
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Tax Deed Auction Max Bid Planner — the most to bid and still hit your profit
Free tax deed auction max bid calculator. Enter resale price, repairs, surviving liens, quiet title, occupant, holding and cash costs and your target profit; it shows the maximum…
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TCGplayer Fee Calculator
Free TCGplayer seller fee calculator: 10.75% marketplace commission (capped at $75 per product, charged on cards plus shipping) and 2.5% + $0.30 per-order transaction fee. See…
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Teachers Pay Teachers Earnings Analyzer — free, private, CSV in your browser
Free Teachers Pay Teachers (TPT) seller earnings and fee calculator for teacher-authors: drop in your sales CSV and see the service fee actually taken, take-home per order, net…
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What should you buy to resell, and what's the most to pay for each?
Paste what you found at a thrift store, estate sale or liquidation with your own resale estimates and get which items to buy, the most to pay for each, the sell chance each needs…
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Are your Thumbtack leads paying for themselves?
Free calculator for home-service pros: what Thumbtack-style paid leads and your quoting time cost per job won, the close rate you need to break even, and the most you can pay for…
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What should you list your tickets for?
Find the list price that breaks even or hits your profit target after StubHub, SeatGeek, Vivid Seats or Ticketmaster seller fees, see whether a listing pays once you allow for the…
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TikTok Shop Fee Calculator
Free TikTok Shop profit calculator. See referral fees, creator commission, returns that keep the affiliate payout, and the announced 1 Oct 2026 8% + 1.5% schedule on the same SKU.
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TikTok Shop Settlement Analyzer — free, private, CSV in your browser
Free TikTok Shop fee calculator for sellers: drop in your sales CSV and see the service fee actually taken, take-home per order, net revenue per product, repeat buyers, refunds…
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Tournament Pairing Manager — free, private, in your browser
Free Swiss pairing generator and bracket maker. Paste your players, get round-by-round Swiss pairings with colour balance, Buchholz and Sonneborn-Berger tiebreaks, or a single or…
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Turo Host Payout Calculator — free, no sign-up
Free Turo host payout calculator. Turo's host share now depends on your earnings plan (Peace of Mind, Balanced, More Earnings) AND how far ahead the guest books — this tool models…
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Twitch Payout Calculator
Free calculator for Twitch streamers: find real monthly take-home from Tier 1/2/3 subs (50% default, or 60%/70% under the Plus Program) and Bits, see whether a mobile subscription…
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Are your Upwork Connects paying for themselves?
Free calculator for freelancers: what your Connects and proposal-writing time cost per hire, the win rate you need to break even, and the most Connects a proposal can spend before…
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Which aged units should an independent dealer wholesale today?
Paste your used-car inventory and get each unit's true carrying cost on the floorplan, the exact best day to wholesale it, which units to wholesale now ranked by earnings per…
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Find the cancel-by date and bad clauses in a SaaS contract. Free, private
Free SaaS and vendor contract reader: paste an agreement and get the auto-renewal cancel-by date (downloadable .ics), the price steps and what a missed deadline commits you to…
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Walmart Marketplace WFS vs Seller-Fulfilled Calculator
Free Walmart Marketplace calculator: compare WFS vs seller-fulfilled profit, apply the referral-fee floor, and see whether matching a lower price still leaves money after Buy Box…
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Whatnot Sales Report Analyzer — free, private, CSV in your browser
Free analyzer for Whatnot sellers: load your orders CSV and see profit per sale, show and category after Whatnot commission and payment processing, with effective fee rate, cost…
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Whatnot Seller Payout Calculator
Free Whatnot seller fee calculator. Commission on the hammer, processing on the checkout total (item + shipping + tax) plus $0.30, the $1,500 TCG cap, leftover after the label…
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Where to Sell Calculator — compare marketplace fees on one item
Free marketplace fee comparison: enter one item and see net profit after fees and returns on eBay, Etsy, Amazon, Mercari, Reverb and a dozen more.
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Wholesale Line Sheet Maker — free, no signup
Free wholesale line sheet maker for makers and small brands: set wholesale prices from MSRP or cost, check your margin and the retailer's margin, simulate boutique orders with…
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Wholesale vs Retail Pricing Calculator — free, private
Free calculator for makers and small brands: what you keep per unit and per order selling direct, wholesale or on consignment, after fees, shipping, your time and payment terms…
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Wix Product CSV Check — free, private, in your browser
Free Wix Stores product CSV checker: finds variants with no product row, choices that are not in the option list, product names over 80 characters, bad prices, TRUE/FALSE and…
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WooCommerce Product CSV Check — free, private, in your browser
Free WooCommerce product CSV checker: finds variations with no parent, duplicate SKUs, bad prices and sale dates, wrong GTIN check digits, broken image URLs, Excel-damaged SKUs…
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Workers' Comp Audit Dispute Checker — free
Free tool for small employers: enter your workers' comp premium audit worksheet and your own records, see which lines are worth disputing (overtime, uninsured subcontractors…
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