The difference between the Official unlock and the software unlocks depends on the IMEI number of the device when your device is officially unlocked it will be identified on Apple’s database as unlocked, you can easily check that using our IMEI Check Service.
While the software unlocks will be identified on Apple’s database as locked, and can be locked again if you updated your software version iOS to the new one.
Our Unlock is an Official unlock, you can check your device on Apple’s database after you get the unlocked message, it will be stated as unlocked no warranty-voiding, No re-locking it’s a lifetime unlock.