Identify Any Chord — Free Chord Finder & Chord Identifier
Upload an audio file, paste a YouTube link, or use your microphone. Find chord names from notes and explore instrument charts.
Upload audio
Choose a file from this device or send one from your phone.
Checking audio analysis availability…
YouTube link
Paste a video link to find chord changes.
Analyzes up to five minutes when the service is available.
Microphone
Identify a chord you play.
Use microphone
Listen to a single chord
Start the microphone, allow access, then play and hold a chord. The demo uses a silent C-major sample so you can explore the result without microphone access.
Ready when you are. Start the microphone or try the demo.
Audio stays in this browser and is not recorded or uploaded. Listening stops when you leave this tab. Stop listening before changing microphones.
Live chord suggestion
Detected notes: Start listening to detect notes
Experimental suggestion. Harmonics and background noise can affect the result; check by ear.
Check a chord by selecting its notes →How It Works
Choose a way to find chords
Upload a recording, paste a YouTube link, or select notes to identify a chord. Song analysis depends on the connected audio service.
Match the chord
Our note-based tool checks pitch combinations against common major, minor, seventh, suspended and diminished chords.
Practice on your instrument
Open diagrams for guitar, piano, or ukulele. Compare different shapes and learn the notes that make each chord.
Supported Audio Formats and Limits
Upload MP3, WAV, M4A, OGG or FLAC recordings up to 30 MB. Browser playback support varies by format. The analysis service returns time-stamped chord estimates for up to five minutes of audio.
File privacy
Files preview locally and are uploaded only when you start analysis. Phone audio uploads directly to the chord service, with results returned to this browser. Read our privacy policy.
Explore the audio tool →Why Use Our Chord Finder?
Know your notes
Build chords from pitch classes, including sharps and flats, with instant naming.
Guitar & keyboard
Explore chord tones and commonly used instrument shapes.
Beginner friendly
Start with clear triads before exploring seventh and suspended chords.
No signup
Use the available note lookup and chord charts instantly, without an account.
Four Ways to Find a Chord
From a song
Upload an audio file to review time-stamped chord estimates alongside the recording.
Audio to chords →Identify a Chord by Notes
Select notes on the keyboard to see their chord names.
Select the notes you are playing
Choose 2–4 distinct notes. Inversions match the same chord regardless of key order.
Or select notes from the quick buttons below:
Selected: C · E · G
Matching chords
Major · C – E – G
Some pitch sets have multiple valid chord names depending on musical context.
Chord Charts by Instrument
How to Find Chords for Any Song
Upload an audio recording to receive chord estimates with start times, then listen back to review each change.
Convert an MP3 to Chords
Choose an MP3 file, start analysis and review the returned chord changes beside the audio player.
Open audio chord finder →Find Chords from a YouTube Video
Paste a YouTube link into the tool above. If the service can process the video, the chord changes appear with timestamps alongside playback.
YouTube to chords →Audio to Chords from Recordings
Use the microphone tool for a single-chord suggestion or upload a recording for a time-stamped song chord estimate.
Try chord listening →Frequently Asked Questions
How does the AI chord finder work?
Select notes to identify a chord instantly. For an uploaded recording, the audio service estimates chord changes and their timestamps when the service is available.
What audio formats are supported?
You can choose MP3, WAV, M4A, OGG, and FLAC files up to 30 MB. Playback support depends on your browser.
Can I find chords for songs in any language?
Chord recognition analyzes musical frequencies rather than lyrics, so the language of the vocals is not a required input. Complex arrangements can still reduce accuracy.
How accurate is the chord detection?
The note-based identifier matches known formulas. Song-level audio analysis provides estimates; we have not published a measured accuracy benchmark. Always check difficult sections by ear.
Can I find chords from a YouTube video without downloading it?
Paste a supported YouTube link in the tool above. Availability depends on the analysis service and whether the video can be processed under applicable platform rules.
Is AI Chord Finder really free?
The chord-by-notes, microphone and instrument chart tools are free without signup. Audio processing availability and limits may change as the service develops.
Can I identify a chord by playing it into my microphone?
Yes. Use the microphone option above to try experimental detection of one sustained chord; processing runs in your browser.
What is the difference between a chord finder and a chord identifier?
A chord finder helps you discover chord shapes or chord changes in a song. A chord identifier names a chord from notes you select or play.
Is AI Chord Finder a free alternative to Chordify?
It offers free note identification and instrument charts, with audio analysis supported by a separately deployed service. It does not claim to match all features of Chordify.
What is the best free chord finder in 2026?
The best tool depends on your task: use the interactive note identifier to name a chord, instrument charts for fingerings, and an audio analyzer when you need song timing. Compare accuracy and available features before choosing.