File Viewer for Android is a versatile file viewer and manager that can open over 150 file types, including PDFs, Office documents, and multimedia files. It features a built-in file manager and file explorer that allows users to browse, search, and manage files easily. Users can also view file metadata, MD5 checksums, and EXIF data, and extract archives, including Zip, 7-Zip, Gzip, Bzip2, Tar, and TGZ. The app supports various document formats, including PDF, Microsoft Word, PowerPoint, and Excel, as well as email messages and attachments.

In addition to documents, File Viewer for Android supports various audio and video formats, including 3GA, AAC, AMR, FLAC, MPEG-4, Matroska, MP3, Ogg Vorbis, Opus, and Wave. It also supports various archive formats, such as 7-zip, Bzip2, Comic Book Zip, Gzip, JAR, TAR, TGZ, Z Compressed, and Zip. The app also supports various camera raw formats, including Hasselblad Raw, Sony Raw, Canon Raw, Kodak Raw, and Nikon Raw, among others. Users can also view various image formats, including AVIF, Bitmap, GIF, High Efficiency File Format, Icon, JPEG, OpenEXR, PNG, Photoshop Document, Scalable Vector Graphics, Targa, TIFF, and WebP.

File Viewer for Android also supports various text formats, including configuration files and text files, as well as HTML files. The app also supports various source code formats, including Ada, AutoHotkey, ActionScript, BASIC, C/C++, Coffee, C#, CSS, Dart, Gradle, Groovy, Haml, HTACCESS, Windows INI, Java, JavaScript, JSON, Kotlin, Less, Lisp, Lua, Objective-C, Makefile, Markdown, Nim, NSIS, Pascal, PHP, Perl, Java Properties, PowerShell, Python, R Script, Ruby, Sass, Bash, SQL, Swift, Tcl, Visual Basic, XML, XQuery, and YAML.

File Viewer for Android is developed by FileInfo.com, an online database containing information about thousands of file types. The app is easy to use and provides a comprehensive solution for viewing and managing various file types on Android devices.