Go Contacts Pro

Though Go Contacts Pro is a default Android phonebook or dialer, it comes with a back up feature as well. It enables the user to export contacts to device storage as a single VCF file. Then the files can be moved to another device and use the app to import the entire contacts to your phone. This app can also be used for importing contacts stored on your SIM card. Moreover this app boasts a merge function to find and remove duplicate contacts from the phonebook.

SanDisk Memory Zone

SanDisk Memory Zone recommends more memory management functionality than any other apps offer for Android. This multi-faceted free app allows back up of your files to phone’s memory card. SanDisk helps to take files back and forth from your memory card to cloud server or from the cloud to your device. SanDisk Memory Zone also helps to improve the performance of your device by moving files from phone’s internal memory to your memory card. SanDisk not only enables the back up of your files, it also secures the files using a password protection feature.

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