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Download CastleOS
CastleOS is FREE to use without restriction for non-commercial purposes! The current release of CastleOS is version 1.3.3170, released on 2/8/2017. The latest beta release of CastleOS is version 1.3.3301, released on 10/8/2017.
CastleOS Setup Files
CastleOS Core Service
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(Setup Guide)
Try the Latest Beta Release
Download the latest beta to try out the latest features we're adding to CastleOS! Please note this release could have bugs we aren't aware of yet, so only download it if you're prepared for the unexpected!
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SYSTEM
REQUIREMENTS
CastleOS works on any Windows Vista and up computer. Voice control requires Windows 7 and up.

Download CastleOS and start enjoying your smart home instantly!
Read our easy How-To guides!