Unlock your cell phone with our special 11-year anniversary offers!

doctorSIM turns 11 this year and to celebrate the occasion in style we have decided to give all of our customers around the world a special discount. For the next 11 days, up to and including Friday, March 16, we have reduced our prices by up to 45% on all IMEI checks and cell phone


Unlock any iPhone model from the AT&T network online

Are you looking to Unlock your iPhone from AT&T via IMEI legally with full guarantees and without damaging your cell phone? Well, look no further than doctorSIM, the premier unlocking company in the world. Dedicated to the cell phone industry for over 10 years, we can unlock more than 6,000 devices from network carriers located


Don’t miss our best Cyber Monday deals and discounts on November 28

Welcome to doctorSIM, your single source for phone checks and unlocking services! Black Friday may have ended for another year, but that doesn’t mean the shopping festivities are over. Far from it! If you are looking to unlock your phone for the lowest price possible, you have landed in the right place and at just the


Unlock your Sony Xperia Z for the lowest price and with full guarantee

Many people have been seduced by the irresistible charm of Sony’s flagship phone, the Xperia Z. There is no need to feel ashamed. The Xperia Z is no ordinary Full HD smartphone after all. With its 5-inch touchscreen and 13-megapixel camera, we are looking at technology to rival the top TVs (Reality Display Full HD).


How to unlock any phone and use it on any network in the world

Every day, hundreds of thousands of people across the globe unlock their phones looking to take advantage of any special deals and payment plans currently on offer. But that’s not the only reason. Frequent travelers unlock their phones to avoid extortionate roaming fees while vacationing or working abroad by simply inserting a local SIM card.


How many unlocking attempts does my Sony or Sony Ericsson have remaining?

To permanently unlock a Sony or Sony Ericsson, the phone must have unlocking attempts remaining. The limited number of unlocking attempts permitted by the phone manufacturer makes finding out vital before making your unlocking code request through doctorSIM. Even if the instructions and unlocking code we provide are valid, you will not be able to use


Why it is perfectly safe to unlock your phone via IMEI with doctorSIM

At doctorSIM, we work hard every day doing what we do best by freeing people from their network providers and helping them save money with our phone unlocking service. Without a shadow of a doubt, the most common question we receive at doctorSIM is, “Is it safe to unlock my phone?” We have lost count


Can I unlock my phone under a fixed-term contract?

Permanently unlocking your phone under a fixed-term contract is possible. You have nothing to be afraid of. Unlocking your phone has nothing to do with the fixed-term contract you signed with your network provider. Having a fixed-term contract means paying a set monthly fee for a specific period of time, usually one or two years.