Hands-free start/stop with a Bluetooth foot pedal

SessionClick now responds to Bluetooth foot pedals. Pedals marketed as page turners present themselves as keyboards, so the app listens for the keys those pedals send and toggles play/stop. One small feature, one short Gemini prompt, one real bug Claude caught in review.

May 7, 2026 · 4 min · Karl-Ernst Kiel

Selectable click sounds and a haptic tempo circle

Two new features in one session: three pre-recorded WAV click sounds you can pick alongside the existing synth click, and press-and-hold haptic feedback on the main tempo circle. Plus a long debugging detour that turned out to be a lazy-init bug in the native engine.

May 1, 2026 · 4 min · Karl-Ernst Kiel

First batch of beta feedback fixes

Eight items from the first round of beta feedback, in one focused day. A subtle Compose race condition that broke Feel-the-Beat, a rename of “Special Entry” to “Break”, per-playlist rename via a 3-dot overflow menu, an in-library New Song affordance, a system-nav clipping fix, a restructured top-bar menu, and the first version of an Edit Sound screen with live frequency and tone control plumbed all the way down to the Oboe callback.

April 27, 2026 · 9 min · Karl-Ernst Kiel

Hunting for 12 Android testers

Closed testing on Google Play needs 12 testers running the app for 14 days before I can promote to production. Most musicians I know are on iOS. Today was about lowering the friction to join: a public Google Group, license-testing access for the in-app purchase, forum posts on Musora, and a prominent beta block on sessionclick.com.

April 25, 2026 · 4 min · Karl-Ernst Kiel