MIDI Controller/Oscilloscope
16ch sequencer + 8ch scope
Free · Designed for iPad. Not verified for macOS.
Play, sequence, visualize hardware synths. Multi-touch keyboard, 16-ch x 32-step sequencer, and real-time 8-ch oscilloscope in one app.
A powerful all-in-one studio companion for hardware synthesizers, drum machines, and audio gear. Connect your USB MIDI devices and audio interfaces and start playing, sequencing, and analyzing instantly.
KEYS — Multi-Touch Performance Keyboard
• 3-octave velocity-sensitive piano with multi-finger support
• Velocity from touch position — soft on top, loud at the bottom
• Spring-loaded pitch bend wheel (14-bit precision)
• Mod wheel (CC#1) for expressive control
• Program change selector with quick recall
• Octave shifting from -2 to +5
• Per-channel routing to different synths
• Transpose mode — keyboard transposes the live sequence
SEQ — 16-Channel Step Sequencer
• 16 independent MIDI channels, up to 32 steps each
• Mono mode for melody and bass lines
• Poly mode with full piano roll editor
• Swing control for groove (0-50%)
• Live recording from your external keyboard
• MIDI clock sync — auto-detects tempo from incoming clock
• Per-channel destination routing — each track plays a different synth
• Live transpose during playback
• Adjustable note range and pattern length
SCOPE — Real-Time Multi-Channel Oscilloscope
• Up to 8 channels simultaneously from USB audio interfaces
• 1-2-5 standard time/division (10 microseconds to 500 ms)
• Configurable voltage/division with auto-scale
• Rising and falling edge trigger with adjustable level
• Auto and Normal trigger modes
• Per-channel color, vertical offset, and on/off
• Phosphor persistence with adjustable decay
• Glow effect with intensity control
• Three background themes — Classic, Space, Shockwave
• Metal-accelerated rendering
CONNECTIVITY
• USB MIDI — plug in your hardware controllers and synths
• USB audio interfaces — multi-channel input for the oscilloscope
• Network MIDI / Bluetooth MIDI compatible
• Companion iPhone app — record video while iPad captures audio over Wi-Fi (Bonjour)
DESIGNED FOR PERFORMANCE
• Sub-millisecond sequencer timing
• Lock-free audio buffers for glitch-free capture
• Optimized for iPad landscape — full immersive UI
• Per-app settings for every channel, every parameter, persistent across sessions
Whether you're sketching ideas in the studio, performing live, debugging a Eurorack patch, or learning synthesis, this app brings keyboard, sequencer, and oscilloscope into a single, fast, focused interface.
No ads. No subscriptions. No accounts. Just plug in and play.
Ratings & Reviews
The developer, Collective Vision, LLC., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Collective Vision, LLC.
- Size
- 1 MB
- Category
- Music
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Collective Vision, LLC