Epubsoft Ultimate DRM Removal (version 8.4.6) is a software that enables users to remove DRM protection from various types of files, including eBooks, audiobooks, and video files. The software supports multiple input formats, such as EPUB, PDF, AZW, MOBI, and MP3, among others. It also preserves the original quality of the files and ensures that the output files are compatible with various devices, such as Kindle, Nook, Kobo, and others. Additionally, the software features a simple and user-friendly interface that makes the DRM removal process easy and fast.