Tone Generator & Visualizer

Contains adsIn-app purchases
Content rating
Everyone
1K+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

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.
Generate multiple frequencies and visualize signals in real-time. Find resonance
Updated on
Sep 10, 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
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • Data can’t be deleted