While reselling your old iPhone, you must do something to avoid your privacy seeing by others. SafeEraser can help you erase all call history on iPad/iPhone completely. Returning the device to a "clean slate" state before you resell it. And then your iPhone would look as a new iPhone.
Video Demo:
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[You must be registered and logged in to see this link.] - Wipe iPhone Permanently, Delete Data Before Selling
> Permanently wipe all personal information from iPhone
> Works with all iDevices - Jailbroken and carrier-locked iPhones
File Types Supported to Erase
Contacts, SMS Text Message, Calendar, Email, Note, Reminder, iTunes DB, App (and generated data), System setting, Apple ID, Photo, Video, Voice memo, Keyboard Cache, Safari Bookmark, Passbook, and more
Video Demo:
[You must be registered and logged in to see this link.]
[You must be registered and logged in to see this link.] - Wipe iPhone Permanently, Delete Data Before Selling
> Permanently wipe all personal information from iPhone
> Works with all iDevices - Jailbroken and carrier-locked iPhones
File Types Supported to Erase
Contacts, SMS Text Message, Calendar, Email, Note, Reminder, iTunes DB, App (and generated data), System setting, Apple ID, Photo, Video, Voice memo, Keyboard Cache, Safari Bookmark, Passbook, and more