.CIA File Extension

CTR Importable Archive

The sections making up a CIA file are the certificate chain, ticket, content file data, and meta file data. To open a CIA file use ctrtool (Windows) or GodMode9 (Nintendo 3DS). To install decrypted C...

General Information

Title CIA File Extension
Extension .cia
Full Form CTR Importable Archive
File Type Game Installation File
Developer Nintendo
MIME Type application/octet-stream

File Function

Primary Function Install games
Additional Functions Update games, DLC installation
Features Encrypted, Signed

File Characteristics

Quality High
Supports Layers N/A
Supports Transparency N/A
Editable No

Use Cases

Game Installation Yes
Software Update Yes
Downloadable Content Yes

Security and Practices

Security Risks Piracy, Malware
Best Practices Official sources, Verify integrity

Historical/Version Information

Initial Release 2011
Latest Version Varies by title

Associated Types

Similar Extensions .3ds, .3dz, .3dsx

Software Compatibility

Software Usage Policy OS Compatibility
Nintendo 3DS Built-in Nintendo Firmware
Citra Free Windows, Mac, Linux
FBI Free Nintendo Firmware