Create music using your device's motion as a controller. Features include note snapping and waveform selection for live performance or practice.
ThereMin Plus by Lennart de Meij



49+ iOS apps curated and reviewed
Looking for free theremin plus apps? 10 of our 49+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 1.0★ (3) | No | No | May 2026 | |
| 2 | Free | — | No | No | Aug 2026 | |
| 3 | $2.99 | 4.0★ (15) | No | No | May 2026 | |
| 4 | Free | 3.0★ (9) | No | Yes | Aug 2026 | |
| 5 | $2.99 | 3.2★ (6) | No | No | Aug 2026 | |
| 6 | Free | 3.8★ (10) | No | No | May 2026 | |
| 7 | $2.99 | 4.0★ (5) | No | Yes | Aug 2026 | |
| 8 | $7.99 | 4.7★ (12) | No | No | Aug 2026 |



Create music using your device's motion as a controller. Features include note snapping and waveform selection for live performance or practice.










Experience the unique sound of a classic electronic instrument with this vintage-styled simulator. It offers multiple oscillator wave shapes, adjustable frequency ranges, and built-in effects for a realistic playing experience. Optimized for touch and Apple Pencil on compatible devices.


Control audio frequency using your device's motion sensors and touchscreen. Adjust parameters like frequency range, waveform, and effects for each axis.


Create unique soundscapes with this multitouch synthesizer. Record, loop, and overdub your creations, then export them as WAV files to share. Experiment with various waveforms and effects for endless sonic possibilities.


This music app allows users to create tones by touching the screen. Moving a finger changes the sound, offering an intuitive and adjustable musical experience.


Transform your iPhone into a touchless musical instrument using your camera and flash. Control sound generation by hand proximity, with options for scales, sound presets, and effects. An in-app purchase enables MIDI controller functionality.


This app brings the iconic theremin sound to your mobile device and computer. It offers touch-controlled virtual instrument capabilities with extensive sound shaping options and MPE support for DAWs.


This music app uses your device's camera to track hand movements, allowing you to control a virtual synthesizer without touching the screen. Explore a 2.5-octave range with legato and staccato modes, and use the touch area as a kill switch for unique vocal synth sounds.


This app emulates a theremin, allowing you to control tone with one hand and volume with the other by hovering over your phone's screen. Experience unique musical expression through intuitive gesture control.




Create music using hand gestures, the camera, or touch screen. No prior musical knowledge or physical contact is required. Experience the future of gestural music creation.




This app offers an expressive musical instrument inspired by classic electronic devices. It features a fluid playing surface, a unique synthesis engine, and versatile MIDI control capabilities. Explore new sonic textures and control external synths with this innovative instrument.


Create and play custom synthesizers and instruments on your mobile device. Manipulate oscillators and effects with touch, record live loops, and design unique sounds with a variety of timbres and customizable effects. Supports AUv3 for use in other music production apps.


Create unique sounds with an experimental wavetable synthesizer featuring a retro pixel interface. Draw custom waveforms, choose from presets, and adjust octaves. Export your creations and integrate with other music apps.


This app transforms your device into a gesture-controlled musical instrument. Use your device's gyroscope to manipulate sound parameters like pitch and volume, creating melodies and effects by moving your hand through the air. Explore various synthesizer types and built-in effects for a unique music creation experience.




Transform your mobile device into a powerful, customizable MIDI controller. Utilize built-in sensors and connected hardware to create unique musical expressions and control instruments or software. Supports advanced MIDI features and audio unit plugins.


Transform your movements into unique synthesizer sounds with this motion-controlled instrument. Create otherworldly music by simply moving your wrist, offering an intuitive and fun way to explore sound creation.