ChordWeave: chord progressions you can hear, plus lyrics and music theory, for songwriters
ChordWeave is a songwriting app for iPhone and iPad that plays a chord progression the moment you open it, for any of 24 keys and a mood you pick. It names chords you play on screen or on a MIDI keyboard, explains why progressions work, and can write lyrics on Apple Intelligence devices. It runs on your device with no account.
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Key facts
| Platform | iPhone and iPad (native iPad layouts), iOS 26 or later |
|---|---|
| Privacy | Apple Intelligence features run on your device; your songs are not uploaded to a server; no account, tracking or ads |
| AI features | AI lyric writing and AI refinement of progressions need Apple Intelligence. Without it, ChordWeave uses built-in music theory and Lyrics gives simple starter lines |
| Free | Play and chord naming, the Composer, single-progression MIDI and text export, lyrics, music theory, Siri, and up to 3 saved compositions and 3 saved lyric sets |
| Premium | ChordWeave Pro adds unlimited saves, Song Projects and Why it works; annual, lifetime, monthly or weekly options |
| Export | A single progression as a MIDI file for a DAW, or as text |
Best for
- Starting a song when you have no idea yet
- Learning why a chord progression sounds the way it does
- Naming chords you play on a keyboard or MIDI controller
- Writing a first draft of verses, chorus and bridge for a theme
- Exporting a progression as MIDI into a DAW
Frequently asked questions
What is ChordWeave?
ChordWeave is a songwriting partner app for iPhone and iPad. It gives you chord progressions you can hear instantly, lyrics, and music theory guidance.
Does it need Apple Intelligence?
The AI parts do: writing lyrics with AI and refining progressions need Apple Intelligence. Without it, ChordWeave uses built-in music theory for progressions and Lyrics gives simple starter lines based on your theme.
Is my music uploaded anywhere?
No. Apple Intelligence features run on your device and your songs are not uploaded to a server. No account, no tracking and no ads.
Can it recognize chords I play?
Yes. Play on the on-screen keyboard or a connected MIDI keyboard and ChordWeave names the chord. You can build a progression by playing and get suggestions for what comes next in styles such as pop, jazz and blues.
Can I export to my DAW?
You can export a single progression as a MIDI file for your DAW, or share it as text. Both are free.
What is free and what is Pro?
Free: play and chord naming, the Composer, single-progression MIDI and text export, lyrics, music theory, Siri, and up to 3 saved compositions and 3 saved lyric sets. ChordWeave Pro adds unlimited saves, Song Projects (arranging intro, verse, chorus, bridge) and Why it works theory explanations. Prices are on the App Store page.
Does it work on iPad?
Yes. It is a native iPad app in every orientation, with two-column layouts that use the whole screen.
Can it detect the key of a song I play or sing?
Listen for Key detects the key and tempo from a few seconds of playing or singing. It requires iOS 27.
Does it have a metronome and a theory reference?
Yes. It includes a metronome, plus a reference of scales and modes in every key, the chords of each scale with Roman numerals, and common progressions.
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