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Register for Proofline access

Create a free account, verify your email, and receive your API key. No card required to start.

Individual
Free trial key

Free detections to start. Upgrading to a private (never-stored) account happens later from your key.

Business
Free trial key

Same free key, plus an optional webhook: submissions are forwarded to your own server instead of stored here.

Academic & Institution
By arrangement

Deployments examined and provisioned individually, including on-prem. Start on the institutional funnel.

Registration is complete when you confirm your email. API credentials are issued server-side and shown once.

Open Live Document Tester → Open the Signed Proof →