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The numbers AI gets wrong, done exactly

Exact fee math, verified rates, and real take-home profit for Etsy, print-on-demand, and YouTube — the money decisions you'd never trust a chatbot to get right.

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Verified, not guessed

Real 2026 fee structures and platform rules, checked against published rates — not a chatbot's confident hallucination.

Exact money math

Deterministic calculators for the decisions that cost real money — pricing, margins, break-even. Same inputs, same answer, every time.

Instant & private

Runs in your browser. No signup, no uploads, no paywall, no "pro tier." Open it and go.

Etsy & Print-on-Demand

01 / 22 tools

POD Profit Calculator

Real margins after fees on Etsy, Shopify, Amazon Handmade, and eBay.

Etsy Pricing Calculator

Enter your cost and target profit — get the price that nets it after every Etsy fee.

Etsy Fee Calculator

Exact transaction, processing, listing, and Offsite Ads fees on any sale — and what you keep.

Ad Break-even & ROAS Calculator

Enter your ad spend and profit per order — find the exact orders and ROAS needed before your ads pay for themselves.

Discount & Coupon Margin Calculator

See exactly what a sale or coupon does to your margin and profit — plus the maximum safe discount before you lose money.

Etsy Listing CSV Formatter

Paste product rows from Google Sheets — validate title length, tag limits, and price rules, then download a clean CSV for bulk listing upload.

Etsy Tags Bulk Validator

Paste your Etsy listing tags — flag any over 20 chars or duplicates, then copy a clean, Etsy-ready set of up to 13 tags.

POD Shipping & Free-Shipping Margin Calculator

Check if your package triggers USPS dimensional weight, then see exactly what free shipping does to your Etsy profit margin.

Etsy Break-Even Units Calculator

Enter your sale price, product cost, and monthly revenue or profit goal — see exactly how many units you must sell after all Etsy fees.

Etsy Traffic & Conversion Calculator

Paste your Etsy Stats visits and conversion rate — see exact monthly orders, revenue, and profit after fees. Includes what-if tables for CR and traffic growth.

Etsy Star Seller Badge Calculator

Enter your shop stats from Etsy's Star Seller dashboard — instantly see which of the four criteria you pass or fail, with the exact gap to fix each one.

Etsy Listing Renewal Fee Calculator

Enter your active listing count, average sell-through rate, and listing price — see your exact annual listing & renewal fee burden and which listings pay for themselves.

Etsy Monthly P&L Calculator

Enter your monthly orders, average price, COGS, and ad spend — get a full P&L breakdown: gross revenue, all Etsy fees itemised, COGS, shipping, net profit, and margin.

Etsy Profit-Per-Hour Calculator

Enter your sale price, materials cost, items made per hour, and target hourly rate — see your real effective hourly earnings after all Etsy fees and whether the product is worth your time.

Etsy Abandoned Cart Recovery Calculator

Enter your Etsy shop visits, conversion rate, and average order value — see how many carts are abandoned each month and what net revenue you can recover by enabling Etsy's abandoned-cart coupon at each discount level.

Etsy Seller Quarterly Tax Estimator

Enter your annual Etsy profit — get your self-employment tax, federal income tax, and exact quarterly estimated payment using verified 2025 IRS rates. Includes a full step-by-step breakdown.

Etsy Seller VAT & Import Tax Reference

Complete table of countries where Etsy automatically collects VAT or GST on your behalf — plus the thresholds that require your own registration in the UK, EU, Australia, and Canada. Verified July 2026.

POD Platform Margin Comparison

Enter product type and selling price — see exact profit and margin % side-by-side for Printify, Printful, Redbubble, and Merch by Amazon. Verified base costs and royalties, July 2026.

Etsy Currency Converter & Profit Impact

Enter your listing price and currencies — see the exact buyer price plus how Etsy's 2.5% currency conversion fee reduces your take-home on international sales.

UK VAT Quarterly Return Estimator

Enter your quarterly net sales and input VAT — get all nine VAT 100 boxes including Box 5 (net to pay or reclaim). Supports standard and Flat Rate schemes. Verified 2026 HMRC rules.

Etsy Price Increase Impact Calculator

Enter your current price, proposed new price, COGS, and monthly sales — see exactly how many sales you can afford to lose at the higher price and still match your current monthly profit.

Merch by Amazon Royalty Calculator

Enter your product type and retail price — see your exact MBA royalty using the verified Amazon formula (price × 85% − production cost). Covers 7 product types. Verified July 2026.

YouTube

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Guides

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