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.TAR File Extension


File Type Consolidated Unix File Archive
File Format File
Common? No
File Description Contains multiple files stored as one archive; created with the Unix tar program; TAR files are not automatically compressed, so they are often compressed with Gnu Zip (which creates a .GZ file).

A filename that ends in ".tar.gz" is a TAR archive that has been compressed with Gnu Zip compression; sometimes the shortened .TGZ extension is used as well.
Program(s) that open tar files Mac: Smith Micro StuffIt Deluxe for Mac; Zipeg
Windows: Smith Micro StuffIt Deluxe for Windows; ALTools AlZip; Corel WinZip; PicoZIP; WinACE; 7-Zip; Zipeg
Unix: tar

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/tar