Calculator

Signup Abuse Cost Calculator

Quantify the financial impact of fake accounts and bot signups on your unit economics.

Variables

Enter your metrics to calculate the potential loss.

Monthly fake signups

Free Trial Cost (per user)

API Cost (per user)

Fake signups may cost you:

$127/month

How it's calculated

The formula accounts for the direct infrastructure costs (Compute, DB, APIs) plus the opportunity cost of your free trial.

Loss = Fake Signups × (Trial Cost + API Cost)

Why it matters: High abuse rates skew your CAC, burn through cloud credits, and inflate your active user metrics artificially.