
Music Tools: Chord Detector
Guitar Tuner, Metronome & BPM
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Free
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About
Hear a song. Find its chords. Make it your next practice session.
Music Tools turns your own audio recordings and imported files into a chord chart you can play along with. Record with the microphone, import from Files or share a recording from Voice Memos. Analysis runs on your iPhone, without an account or a cloud upload.
FIND THE CHORDS
• Detect chord changes, estimate the musical key and tempo.
• Follow the chord timeline while the recording plays.
• Check confidence indicators and correct a chord when the estimate needs help.
• Try the included demo before allowing microphone access.
MAKE IT PLAYABLE
• Transpose a chart into a more comfortable key.
• Try capo positions or simplify chords for practice.
• Tap a chord for guitar, ukulele or piano diagrams.
• Slow playback and loop a difficult passage.
• Keep recordings and analyses together in your personal songbook.
EVERYDAY MUSIC TOOLS
• Tune your instrument with the chromatic tuner and alternate tunings.
• Keep time with the metronome.
• Explore live chord recognition through the microphone.
• View estimated melody notes and recognize words on device when a supported speech language is installed.
YOUR AUDIO STAYS WITH YOU
No sign-up, advertising or tracking. Recording, chord analysis and speech recognition take place on your device. Saved songs are stored locally. You choose what to share or export.
Recognition is an estimate: instrumentation, background noise and complex arrangements can affect results. Clear recordings of guitar or piano are a good starting point. Melody and lyric recognition may need correction; installed language support is required for speech recognition. The app does not download or decrypt protected music streams. Import only audio you have the right to use.
Interface language: English.
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What's New in Music Tools
1.0
October 20, 2026



