You need Root permission.

Features:

* Random Option
* One Click Apply
* No reboot needed
* You backup and restore original id.

What's Device Id?
Settings.Secure.ANDROID_ID is a 64-bit number (as a hex string) that is randomly generated on the device's first boot and should remain constant for the lifetime of the device.

For Non-Root usersOnly option available is to reset your device from Settings.

To check your phone informationwe had an open source app GETID (https://play.google.com/store/apps/details?id=makeinfo.com.getid).
This app will give detailed information about your Phone IMEIIMSISIM SERIALGSF Key and Wifi Mac Address.