File Type of the Day
.BUP
McAfee Quarantined File
A BUP file is a quarantined file created by McAfee anti-virus products. It saves a backup of a file that was moved from another location on the computer because a virus or other malware was detected.
.BUNDLE
macOS Loadable Bundle
A BUNDLE file is a loadable bundle used by macOS or a macOS application. System-level BUNDLE files contain a collection of related files to which macOS needs access.
.PCX
Paintbrush Bitmap Image File
Raster image format developed by ZSoft; became one of the original bitmap image formats for the DOS/Windows platform; supports 24-bit color images, 8-bit grayscale and indexed color images, and 1-bit black and white images; compressed using RLE encoding.
Weekly Top Extensions
—.APKAndroid Package File .CRYPT14WhatsApp Encrypted Database File+1 .JPGJPEG Image-1 .JSONJavaScript Object Notation File+1 .7Z.0017-Zip Split Archive Part 1 File-1 .SB3Scratch 3.0 Project+3 .ICSCalendar File+1 .ZIPZipped File-1 .PDFPortable Document Format File-3 .MP4MPEG-4 Video+1 .RARWinRAR Compressed Archive+2 .TXTPlain Text File-2 .P7SDigitally Signed Email Message+5 .NOMEDIAAndroid No Media File-2 .EMLE-Mail Message-1 .LNKWindows Shortcut+6 .TORRENTBitTorrent File+10 .CRDOWNLOADChrome Partially Downloaded File+1 .HTMLHypertext Markup Language File-2 .DATData File+3 .VCFvCard File-5 .PAGESApple Pages Document+13 .DOCXMicrosoft Word Document-2 .RPMSGOutlook Restricted Permission Message+4 .DATABASE_...Android Stale Thumbnails Identifier-10Universal File Viewers
Open your files with one of these file viewing utilities recommended by FileInfo.com.
About FileInfo.com
FileInfo.com contains a searchable database of over 10,000 file extensions with detailed information about the associated file types. You can look up information about unknown file types and find programs that open the files. Learn more about FileInfo.com.
Developers
Recent Updates
- April 22, 2026File Viewer for Android 4.10.7 is now available.
- March 17, 2026File Viewer Plus 6.2.2 is now available.
