A SIM file contains a circuit simulation created by LogikSim, an open source program used to test and design logic circuits. It stores a circuit design, which includes wire connection points and various components.

SIM file open in LogikSim 0.6.4 SIM files are created and opened using LogikSim. The files are used to store all types of circuits, such as simple AND gates or complex computing systems. There is no other program that supports LogikSim SIM file type. But LogikSim is available to download for free. NOTE: LogikSim is typically used by high school and college students to learn about circuits and how they work.

Tutorial created by SAP Tutor, a program used to record, edit, and play interactive self-learning units; contains a lesson, which may include screenshot images, text instructions, and assessment questions; used to train employees how to operate software programs.

SIM files may be played back using the SAP Tutor Player, which is bundled with the SAP Tutor package or available as a standalone program. NOTE: The size of SIM files may vary depending on how many screenshot images are included in the tutorial.

Backup information file used by Steam's backup service, which allows users to backup and restore games using DVDs or other external media; contains settings and other information for the backup, along with a corresponding .SIS file.

SIM files are used to restore a backup from .SID game data files.

A SIM file contains a "Sim", which is a virtual person created for The Sims 3, an open-ended life simulation game. It stores information about a pre-made or custom Sim person, which includes his or her personality and appearance. SIM files are typically used for sharing with other users and for backing up Sims persons.

The .SIM file is one of three main file types, along with .PACKAGE and .SIMS3PACK, used in The Sims 3 to contain custom content. SIM files are typically compressed in a .ZIP or .RAR file and need to be decompressed before being installed. There are many programs available to extract archives, such as Apple Archive Utility, Corel WinZip, and PeaZip. After you extract the SIM file from the ZIP or RAR file using a decompression program, place the file in the following directory: Windows XP: C:\Documents and Settings\[username]\My Documents\Electronic Arts\The Sims 3\SavedSims Windows Vista/7/8/10: C:\Users\[username]\Documents\Electronic Arts\The Sims 3\SavedSims macOS: /Users/[username]/Documents/Electronic Arts/The Sims 3/SavedSims NOTE: If there is no "SavedSims" folder, you can create one.