Download
Pick your platform. The ten-minute stealth trial is built into every installer: no card, no sign-up, nothing to cancel.
v1.0.0 • Launching soon
.dmg · unnotarized initial launch
SHA-256
Available after the first release.If Gatekeeper blocks the app
Initial launch builds are ad-hoc signed but not notarized. Control-click Mockingbird.app, choose Open, then confirm. If macOS still blocks it, run xattr -rd com.apple.quarantine "/Applications/Mockingbird.app" once.
.exe · NSIS installer
SHA-256
Available after the first release.If SmartScreen warns about an unknown publisher
Click "More info", then "Run anyway". SmartScreen warms up once a release has been downloaded by enough users; Microsoft's reputation service lifts the warning automatically.
.AppImage · portable binary
SHA-256
Available after the first release.chmod +x Mockingbird-*.AppImage./Mockingbird-*.AppImageDependencies
The AppImage bundles its own Electron runtime. If your distribution uses FUSE 3 (Ubuntu 22.04+), install libfuse2 via your package manager so the image can mount itself.
First run
The app boots to the Practice page with a seeded trial user. Choose Offline Mode for local transcription and local AI (Quality: Medium, one-time model download), or Online Mode for high-end cloud AI (Quality: Highest, Wi-Fi required). Everything else works out of the box: the overlay, the modes, the practice loop.