Free founder tools
The numbers every solo founder should know, without a spreadsheet. No signup, no email - just answers.
- MRR Calculator - Monthly Recurring Revenue, ARR, and a 12-month projection from customers × price × growth.
- LTV:CAC Calculator - Customer lifetime value, LTV:CAC ratio, and CAC payback period from ARPU, margin, churn, and CAC.
- Break-Even Calculator - How many customers or units you need to cover your costs, from fixed costs, price, and unit cost.
- Runway Calculator - How many months until zero cash, from your bank balance, burn, and revenue.
- TAM SAM SOM Calculator - Size your market bottom-up: total, serviceable and obtainable market from customer counts and price.
- Churn Rate Calculator - Monthly and annual churn, retention after a year and average customer lifetime.
- CAC Payback Calculator - Customer acquisition cost and how many months a customer takes to pay it back.
- SaaS Valuation Calculator - A rough value range for a small SaaS from MRR and a revenue multiple.
- SaaS Pricing Calculator - The price you need from your revenue goal, your costs per customer and the margin you want.
- Startup Cost Calculator - What it costs to launch and run until revenue, from one-time and monthly costs.
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