How to Transfer and Save Text Messages from iPhone to Macbook or PC ???

Requirements:

Download and install the following:

DiskAid for Mac or Windows

SQLite Database Browser for Mac or Windows

Use DiskAid to transfer text messages from iPhone to mac/PC:

 1. Connect your iPhone to your computer.

 2. Open DiskAid

 3. Click the pull-down at the bottom of the screen where it says Media Folder and 

      select Root Folder (click Go Ahead when a warning window pops up).

 4. Click User -> Library -> SMS -> sms.db.

 5. Click the Copy to Folder icon above and save the “sms.db” file to a folder in your

     computer.

 6. From your compuer, right-click on sms.db and open it with the SQLite Database

     Browser application you just installed.

 7. From the SQLite Database Browser, click on the menu File -> Export -> Table as CSV

     file.

 8. On the Table name drop-down list, select message and click Export.

 9. Save the file with a .csv extension (ex. sms.csv).

10. Open the file with MS Excel or any other spreadsheet.

Source: http://menoob.com