What is a .SIMS3.BACKUP File And How To Open It – Electronic Arts

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Have you downloaded a file with .sims3.backup extension, but you have never seen this extension before? You most likely know what the file is, but you might be unsure on how to open it. Thanks to this easy guide you will be able to find out what .sims3.backup file extension is, how to open it and how to work with it.

What is a .SIMS3.BACKUP file?

The file extension .SIMS3.BACKUP comes from The Sims 3 Game Save Backup File. This file extension belongs to the developer Electronic Arts. The file is a game related file.

What to know

There is currently 0 software that can open the .sims3.backup file on 0 platforms.


We don’t register any way of opening this file extension at the moment, kindly let us know if you have any information.