CheckAmm verifies every device with IMEI checks, hardware reports and ownership history — before any money changes hands.
Free · No credit card required
Works on any phone made in 2017 or later. Android 8.0+ · iOS 14+
What you get
Know a device's full history before you pay
Verified hardware test grades from checkamm.com
See a device's full ownership trail before you pay
Digital receipts both parties sign — no disputes
Browse admin-approved listings from verified sellers
Register and protect every device you own
Run a free hardware test or check any IMEI on checkamm.com — no app needed.
Try the free web tool