Prism MIDI Sequencer
iOS Universel / Musique
Prism is a 16-track AUv3 MIDI step sequencer for iPhone and iPad that turns sparks of inspiration into living, breathing music. It’s built for touch and flow—pair it with your favorite synths, samplers, drum apps, and gear.
Key Features
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[ Sequencing Engine ]
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- High resolution:
1/32 steps, up to 512 trigs/pattern, swing, polyphony, micro-timing per step
- Elastic timing:
per-sequence lengths plus smooth speed changes for real polyrhythm/polymeter
- Per-step control:
parameter locks and Step FX
- Playback modes:
Standard, Overlap, Trig Legato, Drone
- Capture everything:
live record with quantize, retroactive recording (always listening), and tap-in steps
- Human feel & probability:
Chance, Every, Hold, Range, Accent
[ Tonal Tracks (Melody & Harmony) ]
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- Always in key:
scale modes across the app (use built-in scales or create your own)
- Note input modes:
Poly, Chord Simple, Chord Multi, Chord Blocks
- Flow modes (musical logic):
Standard, Peek, Echo, Melt, Mirror
- Per-Trig Step FX:
Velocity, Pitch, Ratchet, Strum
- Multi-Seq:
4 independent sequencers per tonal track to weave interlocking parts
- Import and edit .MIDI files
[ Drum Tracks (Kits & Samplers) ]
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- 16 mini-sequencers per drum track with independent settings, FX, and controls
- Modular linking, advanced layering, and Drum↔Tone interactions for shared timing tricks
- Drum profiles for fast kit routing and universal connectivity
- Per-Trig Step FX (drum):
Velocity, Length, Ratchet, Flam
[ Modulation, Generative & Creative Tools ]
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- 6 LFOs per track (track-tied and CC-tied) for tempo-synced movement and evolving patterns
- Per-track/pattern 16-step Arpeggiator—from classic to experimental
- Harmonizer and Hue Sequencer for chord color and phrase rotation
- Tape-style MIDI Slicer & Looper (per track/pattern) for instant remixing
- Smart randomizers:
one-tap generation for drum patterns, sequences, and fx.
[ Performance, Workflow & UI ]
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- Scenes, mute profiles, and bar looper to play, capture, and perform.
- Fast edits:
copy, paste, multi-select, quick duplicate
- Multi-touch keypad matrix & sequencer for hands-on control
- Light & Dark themes
- Host-aware saving (internal presets + AUv3 state)
[ Hardware & Host Integration ]
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- Deep, bi-directional control for Novation Launchpad (Pro, Mk3, Mini, X) and Launchkey Mini MK4 with LED feedback & mappings
- External MIDI in/out/thru, per-track channel routing
- AUv3 works in leading hosts (e.g., AUM, Logic Pro for iPad)
[ Timing & Specs ]
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- High-precision engine:
480 PPQN for tight playback at any tempo
- iPhone & iPad AUv3 (MIDI-only; no built-in sounds)
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Find more info at sites.google.com/view/prism-midi-sequencer/home
Happy creating, y’all.
—A Mortal Mage
Quoi de neuf dans la dernière version ?
What’s New
• Multi-Trig Parameter Editing
Edit parameter locks across multiple trigs in seconds. Hold Capture, tap a glowing parameter, then slide across the visual grid to set values instantly.
• [IAP] Multi-Layer Drum Euclidean FX
Generate evolving drum grooves with three Euclidean rhythm layers per pad. Blend Euclidean notes and velocity with existing trigs to create intricate rhythmic patterns.
• Expanded Step Arpeggiator
Each step now supports length, chaos, ratchet, playback direction, and more for deeper rhythmic shaping.
• Advanced Step LFO Editor
Design your own modulation shapes. Set the Shape parameter to “Cust.” to tap-edit individual step shapes.
• New Tekno Factory Profile
• Quick AUv3 Icon Import
Add AUv3 icons to projects directly from Track Select. Tap the track name above the prism (or long-press a track trig) and press “+”.
• Expanded Scale Mode
Explore 50+ musical scales for new harmonic possibilities.
• Smarter Chords
Dial in different chord types faster than ever with the music theory keypad. Replaces the old triad chord mode.
• Updated Ableton Script / Control
Download the latest script on Prism's website to connect the two.