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Unlock your phone with the Device Unlock App

The fastest, safest, and most efficient way to permanently unlock your phone

  • The only way to legally unlock your phone with the Device Unlock App
  • No factory resetting, modifying or jailbreaking required
  • 100% guaranteed or your money back

What is the Device Unlock App?

Introduced in 2014, Device Unlock is an Android app that allows you to request and apply a mobile device unlock directly from the device. This is the only method that works for Samsung, LG, Alcatel, HTC, Huawei, Kyocera, Motorola, Sony Xperia and ZTE devices that do not prompt for the unlock code.

How to unlock your phone with the Device Unlock App?

Check to make sure your phone can be unlocked using the Device Unlock App as not all phones can be unlocked using this method. Open the Applications icon on the smartphone to see if T-Mobile or MetroPCS have pre-installed the Device Unlock App on the device.

Why unlock your phone with Device Unlock with doctorSIM?

  • The simple, fast, safe and legal way to unlock your phone.
  • Fully guaranteed or your money back.
  • Permanent phone unlocking without leaving your home or office.
  • This method doesn't void your phone's warranty.
  • Step-by-step unlocking instructions by e-mail.
  • You will be able to use your smartphone with any network provider.
  • Fastest turnaround.
  • Over 5 million successful unlockings since 2007.
  • Lowest price on the Internet

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doctorSIM reviews

9000+ reviews

Fast and I waited awhile because I was weary of scam but I decided to try it and was satisfied of my decision


Perfect service


They were the only ones who could unlock my Galaxy S7.