Avira UnErase recovers data that have been deleted from the hard drive – either accidentally or as a result of a virus infection, an uninstaller or defective software. The private, non-commercial use of Avira UnErase Personal is free. Windows 2000 / XP. NOTE: The Avira recovery product ‘Avira UnErase Personal’ have been discontinued and are no longer supported by Avira. You may download them for personal use only and Avira accepts no liability.