Auto-generated chord chart from YouTube analysis
Tutti is a free tool that analyzes a YouTube link or audio/video file to detect the key, tempo (BPM), time signature and chord progression, then builds guitar chord charts and TAB. Results are shown with a playback cursor so you can play along.
A chord progression lists the chords in the order they change. At each chord name (e.g. G, Em, C), fret that chord and strum in time.
Guitar chord chart for 옥상달빛 OKDAL 「수고했어, 오늘도」. Tutti analyzed the YouTube audio to extract key A Major, 158 BPM. a progression of 33 chords. Check the progression, each chord's notes and practice tips, then play along with the cursor in the Tutti app.
“옥상달빛 OKDAL 「수고했어, 오늘도」” runs at 158 BPM in 3/4, in A Major. The chart spans 152 bars and uses 33 distinct chords, changing roughly every 1.3 seconds.
20 of the chords need a barre (A#, Asus4, B, Bm, Bm7, C#7, C#m, C#m7, Cm, D#m7, Dm6, Esus4, F#7, F#m, F#m7, Fm, Fm6, G#7, G#m7, Gm7), so this sits at a advanced level.
With a capo on fret 5 you can play it with E · F · Em · Em7 · Esus4 · F# … shapes instead — 14 of 33 become open chords.
Start around 111 BPM with a metronome and work up to 158.
Tempo swings by ±22.0 BPM, so follow the recording rather than a metronome.
Dynamic range is 31 dB — a wide swing, with 21% of the song played quietly.
Balance of the mix: Vocals 33%, Bass 20%, Drums 16%.
The vocal sits between F2 and B4 (centred on D4), which helps if you are picking a key to sing in.
The Roman numeral on each chord shows its function relative to the key, revealing the harmonic flow.