Taperlark / Native Mac apps
Shape how your fans respond with CoolCurve. Give each app its own volume and output with Submix. Try every feature free for 7 days, then buy once.
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: Temperature and fan monitoring.
Paid: Automatic preset switching, Fan curves, Manual fan control, Presets, Sensor rules.
One-time license from $9.99 · 7-day full 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.
Every feature is included with a license after the trial.
One-time license from $7.99 · 7-day full trial
More from Taperlark
Check your framing from the menu bar before a call, or float your camera above every app while you record a demo. Preen gives you a live preview, a mirror and true view, snapshots and a system microphone mute.
Every feature is included with a license after the trial.
One-time license from $6.99 · 7-day full trial
Taperlark / Field notes
Record your screen and your face at the same time on a Mac: the free QuickTime Float on Top method step by step, what Presenter Overlay does and does not cover, and a floating camera window that stays above your apps while you record a demo.
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.
