iPhone 4


Unlock iPhone 4


Unlock Phone SIM can unlock your iPhone 4 quickly and easily with our secure unlocking service. All of our unlocks have a 100% success rate and come with a money back guarantee*, ensuring your peace of mind.


Please select your model / carrier the iPhone is locked to and enter your IMEI number.



How to Unlock your iPhone 4
with Unlock Phone SIM




01

Enter your iPhone 4 details


Select the carrier your iPhone 4 is currently locked to and enter the IMEI or Serial number.

If you don't know your IMEI number then dial *#06# into your phone

If you don’t know the carrier your device is locked to please use our IMEI carrier check service.

02

Processing your iPhone 4 unlock


Your payment is verified and your order is processed. We check the iPhone 4 and automatically update your order if any details provided are incorrect.

Your live tracking login is supplied within the confirmation email so you can check on the status of your order at any time.

03

Your iPhone 4 is unlocked!


Your iPhone 4 is now permanently unlocked to any carrier provider safely and legally.

Confirmation of your unlock will be sent to you via email. Please do not send us your device, your unlock is delivered Over-The-Air via WIFI/3G/4G.

iPhone 4 Unlock FAQ


How to unlock iPhone 4 questions answered.



How long does unlocking my iPhone 4 take?

Unlock Phone SIM offers the fastest way to unlock your iPhone 4. We can usually unlock your iPhone 4 instantly, most within 24 hours but sometimes it can take a little longer than this, we offer a live tracking service to check the progress of your iPhone 4 unlock.

Do I have to send my iPhone 4 away to be unlocked?

No. Our iPhone 4 unlock method is 100% remote! Everything you need to unlock your iPhone 4 will be sent to you by email and the process is conducted ‘over the air’ using 3F/4G or Wi-Fi.

This means you can keep your iPhone 4 with you throughout the unlock process and there will be no interruptions to your network service.

You can track the progress of your iPhone 4 unlock live online or you can speak to our helpful customer support team 24/7 if you have any questions or concerns.

Why should I choose IMEI unlocking over another service?

Unlock Phone SIM will unlock your iPhone 4 officially by IMEI. Our iPhone unlock service works by whitelisting your phone in the carriers IMEI Database, which means your iPhone 4 is unlocked permanently. To do this, all we need is your IMEI number.

What do I need to unlock my iPhone 4?

All we need to unlock your iPhone 4 is the iPhone’s IMEI number. Your iPhone 4 IMEI number is a set of 15 identification digits that can identify your specific iPhone. Once we have your iPhone IMEI number, we can identify your device remotely and officially unlock your iPhone by IMEI.

How do I find my IMEI Number on my iPhone 4?

On the following iPhone models, you will find the IMEI number in the SIM tray.

  • iPhone 3G, iPhone 3GS, iPhone 4 (GSM model), iPhone 4s

How do I find out what carrier my iPhone 4 is locked to?

Before we can unlock your iPhone 4, we need to know what carrier it is locked to. For various reasons such as not yet owning the device or simply forgetting you may not know what carrier your iPhone 4 is locked to, in which case you can use our carrier check. Our carrier check will instantly tell you what carrier your iPhone 4 is on.

What if I am still under contract?

If your iPhone 4 is under contract with a network provider, you can still unlock it using Unlock Phone SIM. You must keep up on the payments of the existing contract unless you can break out of it. You can use an unlocked iPhone 4 on any other carrier whilst still paying for a contract on the network the iPhone 4 was originally locked to.

Is unlocking my iPhone 4 legal?

Yes, our safe and permanent IMEI unlocking service is 100% legal. Not only is it fully legal but your warranty will remain fully intact.

Unbeatable
Prices



Quickest SIM unlock on the Internet (see our price list for full details).



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Track
your unlock



Login below to view your iPhone unlock progress at any point of the process.



Live tracking

Why Unlock iPhone 4
with Unlock Phone SIM




  • Internationally Unlocked

    Roam around the world and insert a local, cheaper SIM card!

  • Keep your iPhone 4 whilst it is Unlocked

    We unlock your iPhone 4 remotely, you can still use it whilst it is being unlocked.

  • Permanent Unlock

    Your iPhone 4 will be unlocked permanently, so updates will work as normal.

  • Warranty Remains Valid

    Your iPhone 4 warranty will not be affected by our unlocking service!

  • 100% Success Rate

    Our iPhone 4 unlocking service has a 100% success rate!

  • Recommended Method

    IMEI unlocking is the method Carrier use themselves.

  • Step-by-Step Instructions

    We do the hard work, then send you the instructions with your unlock code to complete the iphone 7 unlock.

  • Permanent Unlock

    Your iPhone 4 will be unlocked permanently, so updates will work as normal.

  • 100% Legal

    IMEI unlocking your iPhone 4 is 100% legal in the US and around the world.

  • Customer Support

    We have a dedicated customer support team to help you every step of the way.

24 hour unlock delivery

Instant unlocking for many mobile networks.

Highly Skilled Tech Team

Experienced in all iPhone and iPad
products.

Your Phone is Safe

You keep your device throughout the entire process.

Excellent 4.8 / 5


Unlock iPhone 4 (IMEI) iPhone Unlocking Service from unlockphonesim.com is rated 4.8 out of 5 based on 528 reviews





iPhone 4 Carrier Check


Don't know your Carrier? Instantly find out what carrier your iPhone 4 is locked to using your IMEI number.


Carrier Check