Fixed a crash when closing your DAW: a background request could outlive the plugin on shutdown when our update server was unreachable, causing Ableton Live and other hosts to report "A serious program error has occurred"
No other behaviour changes. 2.3.0 sessions load identically
2.3.0 HeartSync Beta for macOS
Heart rate graphs survive editor close / reopen
Ableton Link re-assertion rate-limited — eliminates tempo oscillation
Memory footprint under 10 MB in typical sessions
Restored graphs display correct X-axis duration
34 bug fixes — mutex stall, BLE reconnect race, parameter thread safety, AU validation
2.2.0 HeartSync Beta for macOS
AU plugin support for Logic Pro
Audio processing fully lock-free — lower CPU
Bridge helper ships as Universal Binary (Intel & Apple Silicon)
UI toggle responsiveness fixed
MIDI Clock timing edge cases resolved
2.1.0 HeartSync Beta for macOS
Reduced CPU overhead during live streaming
Smarter rendering — static UI cached, dynamic content redrawn only when needed
Fixed plugin not reconnecting after remove and re-add
Eliminated background polling inefficiencies
Smoother real-time heart rate graph
2.0.0 HeartSync Beta for macOS
Initial beta release with core tempo sync functionality
Windows
2.1.0 HeartSync Beta for Windows
Near-zero CPU use: rewritten audio processing, UI repaint and timers, measured at 0.0% CPU when idle, streaming heart rate, and syncing tempo in Ableton Live 12
No memory leaks: 0 MB memory drift over a 60-second stress test, with stable thread and handle counts
Adaptive UI refresh: 10 Hz when connected, 4 Hz when idle
Built-in performance monitor that logs CPU and memory use
2.0.0 HeartSync Beta for Windows
Initial Windows beta release
macOS
2.0.0-192d707 HeartSync Alpha for macOS
Instant tempo response (removed slew limiting)
BLE device detection improvements for Apple Watch and Polar devices
HRV buffer optimization (O(1) removal)
Low-latency IPC mode for bridge communication
Auto-quit bridge on DAW close
Protocol versioning for future compatibility
Windows
2.0.0-192d707 HeartSync Alpha for Windows
Instant tempo response
BLE device detection improvements
HRV buffer optimization
iPhone and Apple Watch
1.3.1 HeartSync Mobile for iPhone and Apple Watch
Bluetooth heart-rate devices: connect chest straps, arm bands and watches that broadcast heart rate over Bluetooth, such as Polar, Wahoo, Garmin and COROS. HeartSync remembers your device and reconnects on its own.
Keeps streaming while your iPhone is locked
Faster, more reliable Apple Watch streaming. Start a session from your iPhone or your watch.
Fixed an issue where heart rate could fail to reach HeartSync
New optional analytics setting under the gear icon. It is off by default, and streaming works either way.
Updated for the latest versions of iOS. Requires iOS 16.4 or later.
1.2.3 HeartSync Mobile for iPhone and Apple Watch
Bug fixes
1.2.2 HeartSync Mobile for iPhone and Apple Watch
Bug fixes and improvements
1.2.1 HeartSync Mobile for iPhone and Apple Watch
Bug fixes and performance improvements
1.2 HeartSync Mobile for iPhone and Apple Watch
Apple Watch app: start a workout on your Watch and your live heart rate flows straight to your DAW. No setup, no cables.
Tap the dial to instantly update your BPM reading
Press and hold to clear your session and start fresh
Redesigned interface: an instrument-inspired display with animated rings that respond to your heartbeat in real time
Faster connections, smoother streaming, and better battery life on Watch
Bug fixes and performance improvements
1.1 HeartSync Mobile for iPhone and Apple Watch
Tap the dial to instantly refresh your heart rate
Improved stability on launch: resolved a crash affecting some devices
Faster HealthKit startup: only recent data is loaded
Dark theme polish: the splash screen and system UI now match the app
Bug fixes and performance improvements
1.0 HeartSync Mobile for iPhone and Apple Watch
First release on the App Store
macOS
2.3.4 Conscious Audio Installer for macOS
One account works across your computers, the health check looks deeper, and you now get plugin update alerts. Automatic plugin updates are coming soon.
NewRelease notes in Settings — see what changed in every version under Settings → About
NewPrivacy choices — separate switches for installer and HeartSync plugin analytics, and a one-time agreement to the updated terms
ImprovedOne account, several computers — each computer keeps its own plugins and start-up settings instead of overwriting the others
ImprovedDeeper health check — also checks the HeartSync Bridge helper, the plugin’s code signature and, if you use Ableton Live, AbletonOSC
FixedPlugin update alerts — the Hub now checks for new HeartSync versions in the background and lets you know once
FixedStay signed in — a brief connection drop when your Mac wakes no longer signs you out
FixedMore reliable plugin list — a problem with one entry in the online catalogue no longer hides other plugin updates
FixedInstalling into folders whose names contain characters like ! or $ now works
ImprovedFaster recovery and safer updates — a failed update check retries sooner, and every release is verified against our signing key before it is published
Coming soon: automatic plugin updates. HeartSync updates will install quietly in the background while no DAW is open, then one notification will tell you to restart your DAW
Coming soon: no password needed. Plugins will install into your own plug-in folder by default. The first update will move an existing system-wide install there and ask for your password once
2.3.3 Conscious Audio Installer for macOS
Polished first-run experience with a redesigned login and onboarding flow.
ImprovedRedesigned sign-in screen — gold gradient heading, ambient glow, and a cleaner layout matching the main app aesthetic
