CheckFirstHow it works

How CheckFirst works

Your privacy

  • We never ask who you are. There is no sign-up and no account.
  • When you check a message, the check runs on your own phone. What you type is not saved and is not sent anywhere.
  • The only time anything leaves your phone is if you choose to tap the optional “closer look” button, and the app tells you clearly before it does.

How the check works

CheckFirst compares your message against a library of known scams and tells you how closely it matches. It is here to help you pause and think. It is guidance, not a guarantee. When in doubt, treat a message as a scam and check with someone you trust.

One simple rule

If someone contacts you out of the blue and creates urgency, secrecy, or asks for money, gift cards, or personal details, slow down. Real people and real organizations will let you take your time.

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