See what the sandbox is capable of with one of the built-in apps! Or get creative and make your own starting off of one of our example apps.
Need help installing an app on our sandbox? Follow this guide to quickly and easily get your device set up.
Synthesizer
Utilize every ounce of synthesis power out of synthio using the tried and true polyphonic subtractive synthesis formula.
Features
- 6 voices with 2 independent oscillators each (when using RP2350)
- Monophonic mode with x6 operation
- Amplitude and filter envelopes
- Modulation LFOs for amplitude (tremolo), filter, pitch (vibrato), and stereo panning
- Delay and chorus effects
- Arpeggiator
Sampler
Use the built-in set of samples or add your own to imitate real sounds or warp them into twisted anomalies!
Features
- Automatic pitch detection and multiple tuning options
- Polyphonic up to 12 keys (when using RP2350)
- Amplitude and filter envelopes
- Modulation LFOs for amplitude (tremolo), filter, pitch (vibrato), and stereo panning
- Arpeggiator
- WAV playback (16-bit)
Drum Machine
In Progress
Add some fat beats to your mix using the built-in virtual-analog drum machine and 16-step sequencer.
Features
- Dynamically generated drum sounds using synthio
- 8 different voices: Kick, Snare, Closed and Open Hat, Floor, Mid and Rack Tom, and Ride (learn more)
Song Player
In Progress
Want to piece it all together and have the Sandbox control the rest of your music setup? Use the player app to synchronize audio and MIDI playback.
Features
- Load WAV and MID (type 0) files from SD card associated by name
- Multiple supported sample and bit rates
Examples
Want a boilerplate project to get started making your own bespoke Sandbox app in CircuitPython? Get started with one of these simple starter apps.
Simple
A basic synthesizer example using a simple menu system and touch keyboard input.