Freelance Rate Calculator
Calculate your exact hourly and day rate based on desired take-home pay, overhead, taxes, and non-billable time.
Open Tool →Work sucks.
The paperwork shouldn't.
Fast, interconnected tools for freelancers, contractors & small businesses. Calculate. Quote. Invoice. Get paid. 100% on-device privacy.
Hourly to Salary Calculator
Instantly convert any hourly wage to an annual, monthly, weekly, or daily salary with standard 40-hour work week modeling.
Open Tool →1099 vs W-2 Tax & Income Calculator
Compare take-home pay between an independent 1099 contractor and a W-2 salaried employee, factoring in FICA, benefits, and tax deductions.
Open Tool →Free Invoice Generator
Create professional, printable, and downloadable PDF invoices in seconds. 100% free, on-device, with zero signup required.
Open Tool →Quote & Estimate Generator
Build polished project quotes and proposals with milestone deliverables. Convert approved estimates into invoices with 1 click.
Open Tool →Profit Margin Calculator
Calculate gross profit, gross profit margin, net profit margin, and markup percentage from your revenue and cost numbers.
Open Tool →Markup Calculator
Determine your selling price and dollar profit based on product/service cost and your target markup percentage.
Open Tool →Break-Even Calculator
Find your break-even point in units and sales revenue based on fixed costs, unit sale price, and variable unit cost.
Open Tool →Late Payment Fee & Interest Calculator
Calculate late payment interest fees on overdue client invoices and generate copy-paste polite reminder emails.
Open Tool →Billable Hours Calculator
Discover your true billable hours capacity per year after subtracting vacations, holidays, admin time, and client pitching.
Open Tool →Self-Employment Tax Calculator (IRS 2026)
Accurately estimate 2026 Schedule SE taxes (12.4% Social Security up to statutory wage cap + 2.9% Medicare) and your 50% above-the-line deduction.
Open Tool →Quarterly Estimated Tax Calculator (Form 1040-ES)
Calculate your 4 quarterly estimated IRS tax payment vouchers for 2026 with safe harbor penalty protection rules.
Open Tool →Frequently Asked Questions
Are DoUrWork business tools free to use?
Yes, all 12 US business tools on DoUrWork are 100% free with no account creation, credit card, or recurring subscription required.
Is my financial and client data kept private?
Yes. All calculations, invoice generation, and PDF exports are performed entirely client-side in your browser. No financial numbers, client names, or rates are ever uploaded or stored on any server.
Which tax year do the tax calculators support?
The tax calculators model tax year 2026, incorporating the official IRS Social Security wage base ($184,500), Medicare tax rates (2.9%), and Schedule SE deduction rules.