Whether you're refoaming speakers testing subwoofers or fine-tuning audio systems our professional-grade tone generator delivers precise audio signals from 1Hz to 22kHz with crystal clarity.

Perfect for Speaker Repair & Testing:

Test woofers tweeters and midrange drivers
Verify frequency response across your entire system
Diagnose rattles buzzes and resonance issues
Perform controlled frequency sweeps to break in new speakers

Key Features:

Generate sine square and sawtooth waves with adjustable volume
Customizable frequency range (1Hz-22kHz) with user-adjustable limits
Logarithmic Exponential or Linear slider
Real-time visual waveform display
Bass-specific sweep (30Hz-100Hz) for subwoofer testing
Custom preset creation plus convenient built-in presets (30hz 40hz 50Hz 60Hz 80Hz etc.)
Clean intuitive interface with dark mode support

Professional Mode Features:

Dual-tone generation with independent controls
Phase inversion for acoustic testing
Musical note generation with adjustable octaves
Perfect for instrument tuning and acoustic studies

From DIY speaker repairs to professional audio work this app provides the reliable test tones you need. No internet connection required - works completely offline for field testing.

Free version includes essential testing features with Pro Mode available as a one-time purchase for advanced users.