ChurnBase

What it does

ChurnBase surfaces behavioral churn signals weeks ahead of cancellation for B2B SaaS. Risk scoring & one-click outreach (Q3 2026 launch). Pre-order from €59/mo — founding price locked for the life of your subscription.

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  Hi HN! Kristyna here. I built this free churn calculator and would love to share it with you. It calculates SaaS churn (including retention, net growth rate, GRR, NRR) and generates a nice shareable JPG from the results that you can use for investor updates, standups, or social posts. Why this calculator? - It calculates churn and other business metrics fast and without mistakes. - With 1 click you can generate shareable JPG from the results. - The calculator is free, no-login, private (calculations run in your browser) Thank you for taking a look. Let me know what do you think!

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