Home : File Types : SIT File

.SIT File Extension

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File TypeStuffIt Archive

DeveloperSmith Micro
3.8 (15 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryCompressed Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Compressed file "stuffed" by Smith Micro StuffIt software; common file compression format used on Macintosh systems; originally Mac-only, now cross-platform, meaning SIT files can be created and opened on both Macintosh and Windows platforms.

More Information

Stuffit was previously developed by Allume Systems (formerly Aladdin Systems), but is now developed and distributed by Smith Micro.

Programs that open SIT files
Microsoft Windows LogoWindows
Smith Micro StuffIt Deluxe for Windows
Mac OS X LogoMac
Smith Micro StuffIt Deluxe 16
Incredible Bee Archiver
The Unarchiver
Updated 10/6/2014