Use as/for:
• Tool for Sound Design
• Experimental Musical Instrument
• Fun
Key Features:
• Fast and lightweight
• Four tracks
• Stereo Mode
• Loads sound files of up to seven minutes length in any audio format
• Effects like Convolution Reverb, Channel Vocoder, Phase Vocoder
First use instructions:
1. Press POWER. Upper right power button turns on audio engine which is TURNED OFF on startup to save battery.
2. Press EJECT. Load a sound file.
3. Press PLAY.
A manual can be found here: https://grainstorm.rocks.me
There is an In-App-Purchase which among other things lets you record the output. Please consider the free version as a demo version.
Latest Version
1.9.4Uploaded by
Rupaaq Abdi
Requires Android
Android 6.0+
Category
Free Music & Audio AppContent Rating
Everyone
Security Report
Report
Flag as inappropriateLast updated on Apr 6, 2026
Minor bug fixes and improvements. Install or update to the newest version to check it out!