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 fromis_9 (프로미스나인) 'Vitamin ME' MV. Tutti analyzed the YouTube audio to extract key G# Major, 115 BPM. a progression of 12 chords. Check the progression, each chord's notes and practice tips, then play along with the cursor in the Tutti app.
“fromis_9 (프로미스나인) 'Vitamin ME' MV” runs at 115 BPM in 4/4, in G# Major. The chart spans 94 bars and uses 12 distinct chords, changing roughly every 2.2 seconds.
Part A, the most repeated section, loops G# → G# → F# → C# → G# → C# → G# → C# — I–?–IV–I–IV–I–IV in scale degrees.
10 of the chords need a barre (A#, A#m, A#m7, C#, C#maj7, F#, F#maj7, Fm, G#, G#7), so this sits at a upper-int. level.
With a capo on fret 1 you can play it with A · Am · Am7 · B · C · Cmaj7 … shapes instead — 11 of 12 become open chords.
Start around 81 BPM with a metronome and work up to 115.
Tempo drifts by about ±9.0 BPM — steady enough to practise to a click.
Dynamic range is 18 dB — a moderate swing between soft and loud passages.
The first chord lands at 3s, so there is a short intro before you come in.
Balance of the mix: Vocals 31%, Drums 30%, Bass 24%.
The vocal sits between G♯2 and F5 (centred on F♯4), which helps if you are picking a key to sing in.
| Part | Starts | Bars | Plays | Progression |
|---|---|---|---|---|
| Part A | 0:03 | 1–8 | 2 | F# → F# → F#maj7 → F#maj7 → C# → C# → G# → C# |
| Part B ★ | 0:19 | 9–12 | 3 | G# → G# → F# → C# → G# → C# → G# → C# |
| Part C | 0:27 | 13–16 | 1 | C# → F# → C# → A#m → C# → A# |
| Part D | 0:36 | 17–20 | 1 | A# → A# → C# → C# → A#m |
| Part E | 0:44 | 21–24 | 3 | A#m → F#maj7 → G# → G# → C# |
| Part F | 0:52 | 25–28 | 1 | C# → A#m → F#maj7 → G# → G# → Fm → C# |
| Part G | 1:00 | 29–32 | 1 | C# → F#maj7 → G#7 → G# → Fm → G# → C# |
| Part E | 1:08 | 33–36 | 3 | A#m7 → F#maj7 → G#7 → C# → G# |
| Part H | 1:17 | 37–40 | 1 | A#m7 → F#maj7 → F#maj7 → G# |
| Part B ★ | 1:25 | 41–44 | 3 | G# → C# → G# → G# → G# |
| Part I | 1:33 | 45–48 | 1 | A#m → C# → F#maj7 → F → F → A# |
| Part J | 1:41 | 49–52 | 1 | A# → A# → Fm → Fm → A# |
★ most repeated — likely the chorus
The Roman numeral on each chord shows its function relative to the key, revealing the harmonic flow.
