Tonality Visualizer vs SetFlow

Tonality Visualizer is an interactive polar-pitch map that displays musical notes on a rotating disk. You can connect a MIDI keyboard or open a MIDI file — every note appears in real time. The app helps you see harmony, motion, and chord relationships, even without formal music theory. Main Features •MIDI Input: visualize notes directly from your keyboard or MIDI device. •MIDI File Playback / Trainer Mode: play or practice chord by chord. •Live Sound Option: enable/disable the built-in synth for input playback. •Physics-based Disk Rotation: the disk moves naturally according to musical torque. •Simple UI: switch between water-fixed / disk-fixed anchors, toggle UI visibility, bilingual JP/EN. Perfect for music learners, creators, and anyone who wants to “see” sound. Privacy No data collection. All processing happens locally on your device. License Open-source under the MIT License. Source code available on GitHub. Supported Formats •.mid / .midi files (Format 0 / 1) •CoreMIDI device input

SetFlow — Stage Manager for Live Events Keep every stage on schedule. SetFlow is a real-time stage management tool built for music promoters, event coordinators, and anyone running a multi-artist music festival lineup. Set up your event in minutes: add stages, assign artists, define set times. Once the night starts, SetFlow gives you a live overview of every stage at a glance — who's on, how long they have left, and who's next. LIVE COUNTDOWNS Real-time countdown timers for every active set across every stage. Glanceable from across a dark room. OVERRUN ALERTS Configurable warnings when a set is ending soon and alerts when an artist runs over. Haptic feedback so you feel it even when you can't hear it. MULTI-STAGE OVERVIEW See all your stages on one screen with artist names, time remaining, and progress bars. Know exactly where the night stands at any moment. SCHEDULE VIEW Dive into any stage for a full timeline — completed sets, current artist, and what's coming next. EVENT LIBRARY Save events and reuse them. Build a library of every show you run. No accounts. No cloud. No ads. Everything runs on your device. SetFlow Pro unlocks unlimited stages, unlimited saved events, and priority overrun alerts — for promoters running bigger nights. Terms of Use: beachdevllc.com/setflow/terms.html Privacy Policy: beachdevllc.com/setflow/privacy.html