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CIA File

What are CIA files and how to open them

Are you having problems opening a CIA file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your CIA files.

What is a CIA file?

A .CIA file is a Nintendo 3DS CTR Importable Archive file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open CIA files

Important: Different programs may use files with the CIA file extension for different purposes, so unless you are sure which format your CIA file is, you may need to try a few different programs.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Last updated: September 17, 2012

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