4trackMTR
YUKIO TOKIWA
About this app
- Age 10
- Updated Jun 9, 2026
- OS IOS
Editor reviews
4trackMTR is a professional grade four track multitrack recorder designed for mobile musicians and sound engineers. This app transforms your mobile device into a portable studio, allowing you to capture high quality audio layering with ease and precision. Featuring a low latency engine, intuitive waveform editing, and seamless file management, 4trackMTR is the ideal tool for songwriting, field recording, and vocal layering on the go. Optimized for creative workflows, it provides essential studio controls including adjustable gain levels, monitor mixing, and high fidelity export features to ensure your musical ideas are produced with professional clarity.
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How to use:
1. Open the app and create a new project by selecting the plus icon on the home screen. 2. Select an input track and tap the record button to start capturing your audio performance. 3. Use the track arming buttons to cycle through the four available channels to layer additional vocals or instruments. 4. Access the mixer view to adjust volume levels, panning, and muting for each individual track. 5. Tap the export function to save your final mix as a high quality audio file for sharing or further editing.