FASTKEYS.For the next song.

Your song. Your keys.

Hear it.
See it.
Play it.

Upload a song and get the key, progression, tonic solfa and keyboard guidance as the music plays.

MP3, WAV, FLAC or OGG · Guidance follows the full song.

The song starts in five minutes.

You know the song.
You just don't know what to play yet.

FASTKEYS turns unfamiliar music into the information a keyboardist needs before the first chord lands.

One song in.

Everything you need
to find your place.

01

Key

Know the tonal center before you touch the keyboard.

D major
02

Progression

Read the movement as numbers and chord names.

1 · 5 · 6m · 4
03

Tonic solfa

Follow the lead melody in familiar movable-do notation.

d · m · s · l
04

Keyboard map

See the notes and chord tones directly on the keys.

under your fingers

Not a static chord sheet.

The map moves
with the music.

FASTKEYS.PLAY ALONG / ILLUSTRATIOND Major
5
CURRENT CHORDG
TONIC SOLFAsA
PROGRESSION

1456m

CFGAm

TONIC SOLFA

dmsld

From audio to keys

Three moves.
Then play.

01

Drop the song

Upload the track you were just sent.

02

Let FASTKEYS listen

Open-source music AI finds the notes while FASTKEYS maps the key, harmony and melody.

03

Press play

Follow the changing chord, number, solfa and keyboard guidance while the original song plays.

A song becomes a way through.

Translate the music
into something you can play.

RAW SONG
D MAJORthe tonal center
PROGRESSION1   5   6m   4
TONIC SOLFAd   m   s   l
KEYBOARD

Ready for the next one?

Next song?
You'll know where to start.