This app transforms your phone into a powerful sound signal generator. Create, combine, and visualize audio in real-time. It is the perfect tool for professional engineers, audio enthusiasts looking to fine-tune their systems, or anyone searching for resonance in a room or vehicle.
✅ What you can do with the app:
Test Speakers & Headphones: Hear exactly how your gear handles deep bass or high frequencies.
Find Resonance: Easily identify frequencies that cause objects or acoustic systems to vibrate.
Test DIY Electronics: Use your phone as a reliable signal source for checking amplifiers and circuits.
Experiment with Sound: Mix multiple frequencies simultaneously and watch the results on your screen.
✨ Key Features:
4 Waveform Types: Pure Sine, crisp Square, Triangle, and Sawtooth waves.
Live Oscilloscope: Don't just hear the sound—visualize its waveform in real-time.
Multi-Tone Mode: Run several frequencies at once to see how they overlap and interact.
Wide Range: From deep sub-bass (20 Hz) all the way up to ultrasound.
Precision & Stability: Crystal-clear signal generation with no delays or interruptions.
🚀 Simple & Reliable:
No complex setups required. Just open the app, set your frequency, and hit "Play." It works offline and is always ready for action in the workshop or at home.
Latest Version
2.1.5Uploaded by
Andrea Garcia
Requires Android
Android 7.1+
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Apr 20, 2026
Bug fixes and performance improvements.