Inclination Theremin

Content rating
Everyone
50+
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Content rating
Everyone
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About this app

Turn Your Smartphone into a "Breathing" Instrument. An Intuitive Sensor Synthesizer.

[Concept: Beyond Tapping – Unleash True Expressiveness]
Have you ever felt that simply tapping a smartphone screen makes it hard to convey delicate musical nuances?
This app was developed to transform your smartphone's highly accurate tilt sensors into a true instrument's expressive power.

Control the pitch by the tilt angle of your phone, and seamlessly manipulate the volume and vibrato with your tap position. It's a unique playing experience, much like a Theremin. Your fingertips and the movement of your device become one, allowing you to play melodies more intuitively than ever before.

[Key Features]

1. Multi-Dimensional Expression via Sensors
- Pitch: Changes seamlessly based on the smartphone's tilt angle.
- Volume: Express dynamics via the Y-axis (up/down) of your tap position.
- Vibrato: Control sound modulation via the X-axis (left/right) of your tap position.
- XY Pad: Real-time control of the cutoff filter and resonance using the on-screen pad.

2. Powerful Scale Features Based on Music Theory
- 30+ Scales & Arpeggios: From classical to jazz. With advanced scale quantization, you never have to worry about hitting the wrong note.
- Custom Scales: Create your own original scales.
- Instant Scale Switching Mode: Switch scales instantly with a single button. Effortlessly express chord progressions based on functional harmony or perform dramatic modal interchanges.

3. Authentic Sound Design & High Responsiveness
- 4 Basic Waveforms: Choose from Sine, Sawtooth, Triangle, and Square waves.
- ADSR Envelope: Precisely configure everything from the attack to the release of the sound.
- Spatial Expansion: Toggle delay on/off for a richer, deeper sound.
- Ultra-Low Latency: Powered by Google's "Oboe" library, ensuring stress-free, instantaneous response to the player's touch.

4. Expandability (BETA Feature)
- Bluetooth MIDI Support: Connect to external MIDI devices and play your favorite sound modules with a Theremin-like feel.

[Detailed User Manual]
For detailed instructions on how to play and configure the MIDI connection, please refer to the manual below:
https://docs.google.com/presentation/d/1TE2il_MOSIggPIWKrf1ky4tGbhrkeaJlPFudYA5knfY/edit?usp=sharing
Updated on
Mar 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Committed to follow the Play Families Policy