Calculate your ideal hourly billing rate based on salary goals, taxes, and billable capacity.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Input the annual income you wish to take home in your personal bank account.
Include annual business expenses (software, hardware) and your estimated tax rate percentage.
Specify your realistic billable hours per week (accounting for admin work) and vacation weeks off.
Freelancers cannot bill 40 hours every week. A realistic freelancer spends 10-15 hours per week on unpaid admin, marketing, and invoicing, leaving 25 billable hours. Ignoring this leads to severe undercharging.
A 10-20% profit margin buffer provides essential financial stability for unexpected dry spells, project delays, and business growth investments.
Zero-egress companion tools in the Calculators suite
Solve percentage increases, decreases, fractions, and discounts.
Calculate future investment value with recurring contributions.
Calculate monthly payments, total interest, and amortization schedule.
Calculate your monthly mortgage payments and total interest easily.
