3uTools is an all-in-one tool for all iPhone/iPad/iPod users. It is safe and free. 3uTools can help you manage your iDevice.

A lot of new users may not know much about 3uTools. Here, 3u Team brings an all-round introduction of 3uTools with details.

Mistaken deletion of your saved photos on an iPhone could be a disaster in your life.

You can restore 3uTools/iTunes backups to your iPhone at any time.

Many users want to back up their apps, but how to back up iPhone apps in 3uTools? And how to restore?

​Can you migrate your iPhone contacts to Android device and how to?

You've got a new iPhone - great! Now all you need to do is transfer all your old contacts and numbers to your new iPhone.

Backups in higher iOS version are not supported to restore them to lower iOS version due to iDevice’s system limitations.

We wrote a tutorial to downgrade before, but according to many users, they meet different problems after downgrading.

3uTools V2.12 added a new feature in Toolbox section, users are able to use this function to change the layout of your iDevice's screen.

​After jailbreaking your iDevice, you may meet this problem that jailbreak tweak doesn’t work after iPhone is rebooted.

An .ipa file is an iOS application archive file which stores an iOS app. Each .ipa file includes a binary for the ARM architecture and can only be installed on an iOS device.