Contact Transfer is a free application. You can export your contacts to excel sheet or to protected file and you can put a password to your file for security. Also you can backup your contacts and restore them again.
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Blackmart pro Free
Blackmart - an alternative market. The point of the program is that you can download and install pai
Cell Phone Spy Pro Free
With Cell Phone Tracker you can track targeted smartphones, spy on SMS, contacts, calls!
System App Remover No Root Free
System app remover is a great tool for removing or managing Android system apps.