Drag a bar to change velocity; draw a line for automation.
Tap the grid to add notes
Tap to draw · drag to move · drag the right edge to resize · scroll inside the editor to reach other notes and bars
03 / RHYTHM
Drum machine · channel 10
Each step is 1/16 · tap a name to audition · swipe across steps to paint · use Editor for other drum notes
04 / SOUND DESK
Choose the voices
The connected instrument supplies every sound.
05 / LIVE MIXER
Sixteen voices, in balance
No recording channel armed
06 / SESSIONS
Keep the idea
Drop a MIDI file here, or tap to choose from your device or cloud storage.
Working session autosaves on this device. Export a project file for a portable backup.
MIDI import supports formats 0/1/2, RMID, PPQ or SMPTE timing and up to 4096 bars. Tempo maps, time signatures, programs, banks, pitch bend and controllers are retained. SysEx setup is skipped. Project JSON preserves the complete editable session.
07 / TAKE IT WITH YOU
Install & update
Open online once and wait until the offline files are ready. Then install from your browser’s menu or use the button below.
Connection: checking browser status…
Preparing an offline copy…
On Android or desktop, open this page directly in Chrome. Choose Install Sequence, or use ⋮ → Install app / Add to Home screen.
Keep the same browser and site address to retain local projects. Export your sessions before clearing browser data. MIDI still needs a compatible browser and connected instrument.
SEQUENCE THE SECRET / v0.9 · built from the SecretKeys 1.28 visual foundation
08 / A LITTLE GUIDANCE
From a secret to a sequence
Connect Connect your piano in MIDI. Monitoring sends your playing to the selected track’s channel. Local Off prevents doubled notes.
Record Select a track, choose Overdub or Replace in MIDI, then Record. A count-in gives you one bar to prepare. Stop keeps the take.
Edit Draw notes in Editor, drag them or resize their right edges. Quantize aligns starts to the selected grid; Undo restores the previous timing.
Build a rhythm Drums edits channel 10. Choose a bar, tap steps and audition names. Other drum notes can be drawn in Editor.
Keep it Save a named project on this device. Export project keeps every setting; Export MIDI makes a standard MIDI file for your DAW.
Recover Stop notes releases all channels. Restore piano stops playback and monitoring and sends Local On. Not every piano supports every GM sound.
