File Type of the Day
.INI
Windows Initialization File
An INI file is a configuration file used by Windows programs to initialize program settings. It contains sections for settings and preferences (delimited by a string in square brackets) with each section containing one or more name and value parameters.
.SAS7BDAT
SAS Dataset File
A SAS7BDAT file is a database storage file created by Statistical Analysis System (SAS) software. It contains a binary encoded dataset used for advanced analytics, business intelligence, data management, predictive analytics, and more.
.DER
DER Digital Certificate
A DER file is a digital certificate saved in the Distinguished Encoding Rules (DER) format. It contains a binary representation of the certificate.
Weekly Top Extensions
.SB3Scratch 3.0 Project+3 .APKAndroid Package File-1 .CRYPT14WhatsApp Encrypted Database File-1 .JPGJPEG Image-1 —.JSONJavaScript Object Notation File —.ZIPZipped File .PDFPortable Document Format File+2 —.ICSCalendar File .MP4MPEG-4 Video-2 .7Z.0017-Zip Split Archive Part 1 File+19 .RARWinRAR Compressed Archive+1 .TXTPlain Text File-2 .CRDOWNLOADChrome Partially Downloaded File+2 .NOMEDIAAndroid No Media File-3 .DATABASE_...Android Stale Thumbnails Identifier-2 .EMLE-Mail Message-2 .DATData File+1 .VCFvCard File-1 .LNKWindows Shortcut+1 .DOCXMicrosoft Word Document-1 .HTMLHypertext Markup Language File-5 .CSVComma-Separated Values File-1 .P7SDigitally Signed Email Message+1 .PAGESApple Pages Document-1 —.DCMDICOM ImageUniversal 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.
