Churn rate calculator

Enter your customers at the start of the period and how many you lost to see your customer churn rate, retention rate and — with new customers gained — the net change. Nothing is uploaded.

Customers at start of period

Customers lost (churned) during period

New customers gained (optional)

—Customer churn rate

—Retention rate

—Net change in customers

Lower churn is better. Around 5% monthly churn is typical for SaaS — under that is strong.

Everything runs in your browser. No upload, no sign-up.

How it works

STEP 1

Enter the numbers

Type your customers at the start of the period and how many you lost.

STEP 2

See the rates

Your churn rate and retention rate are calculated instantly.

STEP 3

Add new customers

Enter new customers gained to see the net change in your base. All private.