Taperlark / Native Mac apps
Shape how your fans respond with CoolCurve. Give each app its own volume and output with Submix. Start with free controls, then try the paid features.
Explore all apps
Your Mac’s fans. Your temperature curve.
Set your fans to respond earlier as your Mac warms up, or adjust their speed directly from the menu bar. CoolCurve brings temperature monitoring, manual control and custom fan curves to Apple Silicon Macs.
Free: Manual fan control, Temperature and fan monitoring, Restore Apple automatic fan control.
Paid: Automatic preset switching, Fan curves, Presets, Sensor rules.
One-time license from $9.99 · 7-day paid-feature trial
Give each Mac app its own volume.
Turn down one app without turning down everything else. Submix puts per-app volume, mute and output routing in your menu bar, so you can keep music, a browser and your other audio in balance.
Free: Live audio meters, Volume and mute control, Restore audio routing.
Paid: Per-app routing, Volume boost.
One-time license from $7.99 · 7-day paid-feature trial
More from Taperlark
A fast menu-bar camera preview for checking your framing before a call.
Free: Camera selection, Live camera preview, Mirrored preview.
Paid: Floating window, Microphone mute, Snapshot capture.
One-time license from $6.99 · 7-day paid-feature trial
Taperlark / Field notes
Background Music failing to launch after a macOS update, sliders that do nothing, or sound gone quiet after uninstalling: which failures have fixes, which are the design, and what to run instead, with every claim attributed to the project's own README and issue tracker.
Reports since September 2025 share one shape: the iPhone vanishes from Mac camera lists wirelessly, works over USB, and comes back while another camera is plugged in. The quick checks, the desk Mac reboot trap, and the workarounds users say hold up, with every claim dated and attributed.
Hand Mirror's free one click check is genuinely good, which is why a reason to replace it needs to be specific. Quick Camera, Cam Dot, Rearview Mirror, Mirror Magnet, FaceScreen, Camera Preview and Preen compared by window model, microphone features and pricing, with a keep Hand Mirror verdict included.
