Chord Progression Manager vs ComposePocket

Chord Progression Manager is the fastest way to build, play, and save chord progressions on iPhone, putting a live, playable chord lane right in your pocket. — BUILD YOUR PROGRESSION — Pick a root note, chord type, and tension, then add it to your progression with a single tap. Reorder or delete chords freely. Use the voicing editor to fine-tune individual notes on an interactive piano roll and craft exactly the sound you want. — PLAY IT BACK — Hear your progression immediately with the built-in synthesizer. Adjust tempo and transpose the entire progression up or down by semitone — no need to rebuild from scratch when you change keys. — SAVE & ORGANIZE — Save as many progressions as you like and keep your favorites just a tap away. Reopen any saved progression into the editor and keep building. — AI MUSIC ASSISTANT — Stuck on what chord comes next? Ask the built-in AI chat. Get suggestions for chord substitutions, borrowed chords, reharmonization ideas, and more — powered by any OpenAI-compatible endpoint you configure. Chord Progression Manager is free to download and use. AI chat features require your own LLM API key.

ComposePocket is a songwriting tool for sketching song ideas as fast as pulling your phone from your pocket. ■ Build songs from parts - Create parts like Verse, Chorus, and Inst, then arrange the whole song by order and repeats. - Place the same part in multiple spots (shared) and set how many times it repeats. ■ Notes and chords - Enter notes and chords in a note sequencer (major, minor, 7th, sus, and more). - Set per-measure time signature and BPM, plus a whole-song BPM. ■ Hear it, see it, export it - Play a part, a measure, or the whole song with an SF2 soundfont, with a moving playhead. - Tap a measure or note to move the play position; stop and resume from where you left off. - View native staff notation, or export to MusicXML/MIDI for other notation and DAW apps. Supports Korean and English. Free, with a banner ad at the bottom.