Universal File Opener Alternatives

Universal File Opener is described as 'Open and edit almost any file on Android, fully offline. PDF, Word, Excel, PowerPoint, archives, images, audio/video, code, SQLite and more, in one ~5 MB app with no INTERNET permission' and is a PDF Reader in the office & productivity category. There are more than 10 alternatives to Universal File Opener for a variety of platforms, including Android, Windows, Android Tablet, Mac and iPhone apps. The best Universal File Opener alternative is 7-Zip, which is both free and Open Source. Other great apps like Universal File Opener are WinRAR, Adobe Acrobat Reader, WPS Office and ZipXtract.