Free mobile tools and used phone protection
Use IMEIFAST tools to validate IMEIs, generate test identifiers, and check if a used phone looks risky before you pay the seller.
Before buying a used phone, check the risk first.
The Used Phone Check Assistant helps buyers avoid locked, blacklisted, or risky phones. Start with a free pre-check, then unlock a clear buying decision report when the device can be verified.
Spot blacklist, lock, or ownership risk before payment.
Get a simple Safe, Caution, or Do Not Buy result.
Designed for marketplace, local, and online purchases.
The assistant is not a legal guarantee, but it helps buyers make a better decision before sending money.
IMEI Generator
Generate a valid random IMEI number for testing, demos, UI previews, and development workflows.
IMEI Validator
Validate if an IMEI has the correct 15-digit format and passes checksum verification before running a full check.
Real tools that provide value
Each tool in this section is designed to give immediate, functional results. From generating test data to validating real device identifiers and checking used phone risk, these utilities help users solve real problems quickly.