The Pro JEM Personal Chord Library is a powerful and intuitive app designed for musicians, worship leaders, and performers who need a fast, organized way to manage song chords and performance lineups.
With a clean interface and smart features like key transposition, drag-and-drop lineup organization, and custom chord input, Pro JEM gives you complete control over your music library — right from your phone or tablet.
🔁 Transpose any song instantly to any key
🧠 Smart chord input with suggestion box (auto-detects key-based chord options)
🎯 Assign keys to songs and change globally
📋 Build and manage full lineups with drag and drop
▶️ Start Lineup Sequence with clean navigation flow
❌ Restrict editing in live mode for secure performance use
✅ Create and store basic chord sheets
🎼 Easy to read layout for personal use
📝 Add lyrics and simple chords manually
📱 Mobile and tablet friendly
💙 Lightweight with a clean purple theme

