Recuva software is a data recovery tool that allows users to recover lost or deleted files from various sources such as hard drives, USB drives, and memory cards. The software offers a deep scan feature that can recover files even from damaged or formatted drives. Recuva also has a secure overwrite feature that permanently deletes files to prevent them from being recoverable. Additionally, the software has a user-friendly interface that makes it easy to use for both novice and advanced users.