About SaaStainedNumbers
Free, private, instant calculators for the metrics that matter.
Our Mission
SaaStainedNumbers is built for founders, operators, and creators who need fast answers without digging through spreadsheets or paying for expensive tools. Every calculator is free, runs in your browser, and gives you an answer in seconds.
Who We Are
SaaStainedNumbers is a solo project focused on accuracy, transparency, and usefulness. Every calculator follows well-established industry formulas.
Editorial Standards
Every calculator, guide, and benchmark on this site is reviewed for accuracy. Formulas follow standard SaaS industry definitions. Benchmarks are sourced from publicly available data where possible, with clear source citations in every benchmark table.
Why Is It Free?
SaaStainedNumbers is and always will be free. The site uses affiliate links and may display ads in the future. Nothing is gated, no account is required, and your data never leaves your device.
Contact
Questions or suggestions? Contact us