Audio Toolkit
Sound Analyzer
Platform
Android
Size
< 60 KB
Languages
10
Privacy
Fully offline
Screenshots
About
Audio Toolkit is an ultra-lightweight, all-in-one audio utility for musicians, sound engineers, and audio enthusiasts. Three professional tools in a single app — with no ads, no tracking, and no internet required.
Pitch Detector
- Real-time pitch detection via microphone
- Displays note name, octave, frequency (Hz), and cent deviation
- Visual tuning meter
- Frequency range: 20 Hz – 4,000 Hz
- Autocorrelation-based detection with adjustable sensitivity
Frequency Generator
- Four waveforms: Sine, Square, Triangle, Sawtooth
- Frequency range: 20 Hz – 20,000 Hz
- Rotary knob with fine-tune buttons
- Real-time oscilloscope visualization
- Preset quick-access frequencies
Decibel Meter
- Real-time dB measurement
- Color-coded levels (Quiet / Moderate / Loud / Very Loud)
- Min / Max / Average statistics
- Live history bar chart
- dB reference scale with real-world examples