For a simple private sale, the free check is often sufficient. For expensive devices ($500+), spend the small fee for the premium report. It is inexpensive insurance.

Checking your hardware identification numbers is the best way to verify an Apple device's history. These numbers act like a digital fingerprint that cannot be changed.

The device is safe to purchase, not blacklisted, and not locked to a specific carrier.

: Enter your IMEI, Serial Number, or both for a more detailed report. Review Results

If your iPhone is locked to a specific carrier (such as AT&T, T-Mobile, or Verizon), you cannot use it with other SIM cards. An IMEI check helps you understand the current lock status before deciding to unlock.

An alphanumeric code that identifies specific hardware details, including manufacturing date and location.