The iPhone unlocking service is legal but not free. Unlocking a new iPhone device is considered legal in most countries. The President of the United States has given legal status to iPhone unlocking services. He states that iPhone owners have complete right to get their devices unlocked.
This service offers the user the ability to use their iPhone on any GSM network around the world. The unlocking rates vary from network to network and takes from 24 to 48 hours to complete. The iPhone has the ability to unlock any cellular network. Unlocking services are offered by sites such as OfficialiPhoneUnlock.