Companion for J-6

Companion for J-6 is an unofficial companion app for controlling the Roland AIRA Compact J-6 Chord Synthesizer via USB connection. 【Features】 ▸ Pattern Selection Switch between 64 patterns (8 banks × 8) with one tap. In landscape mode, view all 8 banks at once for quick navigation. ▸ BPM Control Adjust 40-300 BPM with a smooth slider. Fine-tune with ±1, ±5, ±10 quick buttons. Syncs with J-6's MIDI clock in real-time. ▸ Transport Control Play/Stop with dedicated buttons. Hold function (CC#64) for sustained chords. ▸ Two-way Sync Pattern changes on your J-6 reflect instantly in the app. Always know which pattern is playing. ▸ Chord Set Browser Browse all 100 built-in chord sets. Filter by genre — Pop, Jazz, R&B, and more. See chord voicings on a piano keyboard so you know exactly what notes you're playing. ▸ Style & Variation Reference View all 9 styles × 12 variations at a glance. Each rhythm pattern is isualized, helping you find the perfect phrase without trial and error. 【Why Choose This App】 ✓ Simple Design - No complex setup, just connect and use ✓ Stable Operation - Auto-reconnect and background sync ✓ Portrait & Landscape - Use it however you like ✓ Completely Free - No ads, no in-app purchases ✓ English/Japanese support 【How to Use】 1. Connect your J-6 to your smartphone with a USB-C cable 2. Set J-6 SYNC to "USB" (MENU → SYNC) 3. Select the device in the app and you're ready 【Requirements】 • Android device with USB Host support • Android 7.0 or later 【Disclaimer】 • This is an unofficial app not affiliated with Roland Corporation • Roland, AIRA, and J-6 are trademarks of Roland Corporation 【Contact】 For bug reports or feature requests: [email protected]