Mac
For Apple Silicon
v0.5.3
macOS Apple Silicon
DMG package for Macs with M1/M2/M3/M4 chips.
- Format
- .dmg
- Size
- 212 MB
Download
Download
Castdeck beta release v0.5.3 is available for macOS. Get the Windows version on Microsoft Store. Check the platform details for available versions and update methods.
v0.5.3
Latest version released on September 30, 2026
View release history
Win
For Windows 10/11
Store
Windows x64
Get it on Microsoft Store. Check the store for its available version and updates.
- Distribution
- Microsoft Store
- Signature
- Microsoft-certified
Installation notes
- Core features are free. Live AI advice, post-stream reviews, speech transcription, and comment translation are Pro-only. Use Castdeck AI within your Pro allowance. No API key setup is required. Check usage and remaining allowance in the app.
- The macOS build is Developer ID signed and notarized by Apple. Open the DMG and move Castdeck to Applications.
- Install and update the Windows version through Microsoft Store. Release timing can differ from macOS, so the latest features may not yet be available in the Store version.
- The macOS app supports in-app update checks. If your older version cannot update, download the DMG above and install it.
- Auto-update metadata files are used internally by the app. For normal installation, use the buttons above.
Release History
Release history
Castdeck is improving in short beta cycles. Review the latest updates here.
v0.5.3
Refreshed Castdeck AI and stream reviews
- Separated live advice from post-stream reviews, with stream goals, evidence-backed reports and plans for the next stream
- Unified Pro AI features as Castdeck AI: live advice, reviews, transcription and comment translation within your allowance, without API key setup
- Added AI availability and allowance status, an explanation before audio is sent, and automatic stopping when access expires
- Separated subscriber checks from comment processing, with caching and controlled intervals to reduce API usage
- Improved long-stream and Super Chat recording, reporting and the dashboard. Updated AI data-transfer terms and privacy information
v0.5.2
Screenshot attachments for inquiries and layout builder improvements
- Added screenshot attachments to the inquiry form (file picker and clipboard paste)
- Stream layout: fixed the effect preview Play button not responding
- Simplified effect rule rows, moved fire-scope toggle into detail settings, and added a Plugins category to the part browser
- Updated the Terms of Use and Privacy Policy (you will be asked to re-accept once after updating)
v0.5.1
Fixed the Windows startup issue
- Fixed an issue where the Microsoft Store build failed to launch on Windows
- Restored auto-update delivery for the legacy Windows installer
- Improved support AI answer quality for bug reports
v0.5.0
Multi-platform connections and voice-based AI advice
- Added chat connections for Twitch, TwitCasting, Kick, Niconico Live, and Whowatch
- Added voice-based AI advice with local transcription of the streamer's voice
- Expanded stream-screen features such as stats bar templates and purchase / gift notifications
v0.4.2
Subscriber countdown and support intake improvements
- Added subscriber-count countdown goals with a configurable polling interval from 10 to 120 seconds
- Locked distributed Castdeck builds to the official support API so users do not need to configure support destinations
- Improved screen-effect layout behavior and effect rule duplication for easier OBS composition
v0.3.13
Experimental stream layout builder
- Place multiple overlays inside Castdeck
- Send one integrated OBS browser source URL for testing
v0.3.12
Visible update notifications
- Improved in-app update visibility
- Clarified update and manual install paths
v0.3.11
Safer distribution defaults
- Removed development Local LLM endpoint from distributed settings
- Reviewed initial AI settings state
v0.3.10
Auto-update test build
- Verified distribution packages and update manifests