Free tools

Free startup calculators for runway, burn, dilution, pre- and post-money valuation and SaaS LTV/CAC. No sign-up, everything runs in your browser.

cash ÷ net burn = runway

Startup Runway Calculator

Calculate your startup's runway and burn rate: enter cash, revenue, expenses and growth to see months left, your zero-cash date and break-even month.

investment ÷ post-money = new stake

Startup Dilution Calculator

Simulate founder dilution across up to three funding rounds, including option pool top-ups, and see the cap table after pre-seed, seed and Series A.

pre-money + investment = post-money

Pre-Money & Post-Money Valuation Calculator

Convert pre-money to post-money valuation, find the investor's stake, the price per share and new shares issued, or work back from an equity offer.

ARPA × margin ÷ churn = LTV

SaaS Unit Economics Calculator: LTV & CAC

Calculate LTV, LTV:CAC ratio, CAC payback period and customer lifetime for your SaaS from ARPA, gross margin, churn and acquisition cost. Free and private.