File Extension Library

.SIT File Extension

  • Developer by: Smith Micro
  • Category: Compressed Files

What are .SIT files and how to open them?

Can't open .SIT file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .SIT file.

What is a .SIT file extension?

.SIT file extension is created by Smith Micro. .SIT has been classified as Compressed Files.

.SIT is StuffIt Archive

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.

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

List of all softwares that can open the StuffIt Archive
Smith Micro StuffIt Deluxe for Windows
Smith Micro StuffIt Deluxe 16
Incredible Bee Archiver
The Unarchiver

How to fix problems with .SIT files

  1. You need to update the application that you normally use to open .SIT files. Only the latest version of the software supports the current .SIT file format
  2. You need to check the .SIT file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)