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Practical answers for teams running a product with a free tier.

What free-trial abuse looks like, how to measure it, and how to stop it without turning real users away. Written from what we see across signups, not from a vendor's checklist. New guides are added as questions come up.

Signup abuse

• How to stop free-trial abuse without blocking real users Measure it, decide credits instead of access, link accounts, step up instead of blocking, start in shadow mode. 7 minutes.

Also useful

• Free signup-abuse auditHow much of your free tier goes to fake accounts, from a CSV export. Nothing is stored.
• Live demoA pretend app whose signups go through a real check. Try to fool it.
• API docsOne call at signup, about fifteen minutes to integrate.