Jacquard - Music App
Keijiro Takahashi Music iPhoneiPadiPod touch
Jacquard - Music App is a free Music app for iPhone and iPad by Keijiro Takahashi. Rated 5.0/5 from 3 ratings. Requires iOS 16.0. Updated September 15, 2026.
- Rating
- 5.0
- 3 ratings
- Price
- Free
- on the App Store
- Size
- 41 MB
- Age 4+
- Updated
- Sep 15
- 2026 · v1.3.0
Screenshots
About Jacquard - Music App
Jacquard is an experimental tile-based music sequencer. Instead of arranging notes on conventional tracks, you build sequences by placing and stacking tiles on a two-dimensional grid. Notes, parameter locks, gates, and branches can be combined to create patterns that evolve and change as they repeat. At its simplest it works like a step sequencer: place note tiles along a lane and they play in turn. Stack them vertically and they sound together as a chord. Then the other tiles go into the stack, and the pattern stops standing still. TILES ON A PLANE - Note - a letter, an octave, and a length in steps - Absolute and Relative Lock - set or shift sound parameters for one step only - Cycle Gate - let a note through only on the laps you name, a period from 2 to 32 - Chance Gate - let it through at a percentage - Jump and Jump Target - fly to another lane, for branches and alternative routes - Order matters: a stack is read top to bottom, so a gate placed partway down a chord divides it, and a lock colours everything read after it LANES THAT RUN THEIR OWN WAY Eight channels, each with a sound of its own, and as many lanes as you like in each. Every lane has its own step length, from 1/1 down to 1/64, and its own length in steps - so polyrhythms are just two lanes of different lengths running over one tempo. Dedicate a lane to accents or parameter changes and it colours the lanes below it. A TWO-OPERATOR FM VOICE Every channel is one FM patch: a carrier and a modulator, with envelopes on amplitude, on modulation depth, and on pitch. Fifteen parameters in all - and every one of them is exactly what a parameter lock can reach, so a single step can take hold of anything about a channel. Twenty-four voices are shared across the whole score, with unison thickening a part without spending a second voice. EFFECTS AND MIX - One reverb and one tempo-synced delay for the whole piece, with per-note send amounts that locks can reach - Solo and mute on all eight channels at once - A scale keyboard that snaps notes to the key you choose, without rewriting a single tile - A limiter on the output, threshold, attack and release PLAY IT WITH YOUR HANDS Twelve Live FX buttons act only while they are held, on whatever the sequence is about to play: both sends, stab and sustain, octave up and down, falls and rises, and four rolls that catch what just played and repeat it in place. Nothing is written to the score, so nothing is undone. On a touch screen you can hold one per finger. Loading a score while another is playing does not cut it off. The change waits for the master lane to come round, and from that instant the new score runs - no gap, no overlap, and the mix and the Live FX keep working the whole time.
What’s new
Version 1.3.0 · Updated September 15, 2026
The Tile panel has a keyboard on it, the fifteen rows of a sound sit under six headings, and the visualizer traces the channel you are working on. This release is about reaching a control without reading the whole panel to find it. NEW - A keyboard for a note's letter, on the Tile panel where the Note bar was. A key sounds the note as it lands and sets the letter without carrying into the register, so the Octave bar under it is the only thing that moves a note between octaves. - The channel you are on, drawn over the mix. Select any lane of a channel and the visualizer traces that channel's own share of the output brighter over the top of it. IMPROVED - The Sound and Lock panels run under six headings instead of fifteen rows in one list, and a row no longer repeats the heading above it. The gate ratio sits beside the transpose now, since neither of those is about the timbre. - A note's length drags in twentieths of a step where it moved in quarters, which reaches the lengths between the ones the grid already puts under your hand. - The Swap steppers hold still while their digits change. - Stage Mode takes the Swap group off the Channels panel as well. It was the one control left on a screen set to play that writes the score. CHANGED - The row of twenty-four voice slots is gone from the visualizer. It was a line of bars twitching out of step with anything you could hear, and it cost the synth work on every buffer whether or not it was being drawn.
App privacy
The developer, Keijiro Takahashi, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Jacquard - Music App | 5.0 / 5 (3 ratings) | Free | September 15, 2026 | |
| Billie Tracker | 5.0 / 5 (5) | Free | Oct 15, 2026 | Compare |
| KAGARIBI: AUv3 Synth | 4.5 / 5 (4) | Free | Sep 15, 2026 | Compare |
| 1981 FM: 80s Track Generator | 5.0 / 5 (3) | Free | Oct 20, 2026 | Compare |
| 2099 Techno: Generative Synth | 5.0 / 5 (2) | Free | Oct 20, 2026 | Compare |
| Pendulums: Chaos Melody | 5.0 / 5 (3) | Free | Sep 29, 2026 | Compare |
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