Tools
Free Finance Calculators
Fast, free, no-signup calculators for founders and finance teams — get an answer in seconds.
Stripe Fee Calculator
Work out exactly what Stripe's 2.9% + $0.30 fee costs you — forward (what you keep) and reverse (what to charge to land a target amount).
Open tool →BusinessProfit Margin Calculator
Enter your cost and selling price to instantly see profit, profit margin, and markup percentage.
Open tool →TaxSales Tax Calculator
Add sales tax to any amount or work backwards from a tax-inclusive total to the pre-tax price. Enter your own local rate.
Open tool →FreelanceFreelance Hourly Rate Calculator
Turn a target annual income into the hourly rate you need to charge, based on your billable hours and business expenses.
Open tool →Tax1099 Self-Employment Tax Calculator
Estimate self-employment tax, federal income tax, and quarterly payments on your 1099 income. US single-filer estimate only.
Open tool →BusinessMarkup Calculator
Apply a markup percentage to your cost to get the selling price and profit per unit in one step.
Open tool →BusinessBreak-Even Calculator
Find how many units you must sell to cover fixed and variable costs, plus the revenue at your break-even point.
Open tool →DocumentsFree Invoice Generator
Fill in your details, add line items, and download a clean, professional PDF invoice in one click. No signup, no watermark.
Open tool →DocumentsFree Receipt Generator
Create a clean payment receipt — add items, pick a payment method, and download a professional PDF in one click. No signup, no watermark.
Open tool →DocumentsFree Pay Stub Generator
Build a simple pay stub with earnings and deductions, see gross and net pay, and download a PDF. For informational use only.
Open tool →