Data Doctor Data wiping software permanently deletes used and unused space from hard disk and USB drive for better performance of computer. Once the data wiper software removes the files from disk driver will never restore back. Data wiper utility deletes internet activity history files like temporary internet files, cookies, typed website URL address, cache files, swap files, memory dump files, search history, index files and other files that are used by internet. Data wiping tool permanently erased secret files, confidential information, personal content and sensitive records from hard disk. Data wiper software supports both destructive and non destructive type of wiping means it can remove used space as well as unused space. Disk clean up utility deletes data from hard disk, multimedia memory card, USB drive, memory stick, pen drive, smart card and zip drive. Data removal software removes recently used ms office document files like word, excel, power point, access files, WordPad...