Welcome to Frequency Generator – the educational guitar tuner & frequency explorer proudly made in Australia!

Frequency Generator combines a precise real-time guitar tuner with powerful tools to explore sound, resonance, and even nuclear physics frequencies – all in one easy-to-use app.

Key Features
Real-Time Guitar Tuner
Accurate tuning for all 6 standard guitar strings (E2, A2, D3, G3, B3, E4)
Visual needle gauge shows exact pitch deviation in cents
Individual clickable string buttons highlight in orange (out of tune) or green (perfect)
Play reference tones for each string to train your ear
🔊 Frequency Generator
Generate pure sine wave tones from 1 Hz to 20 kHz
Perfect for ear training, testing audio equipment, or scientific experiments
🌊 Resonance Capture Mode
Excite objects (glass, metal, wood) and discover their natural resonant frequencies
Real-time FFT analysis with peak detection and averaging
Educational tool for demonstrating wave physics and standing waves
⚛ Isotope Frequency Explorer
Browse nuclear magnetic resonance (NMR) frequencies for over 100 isotopes
Learn how atomic structure influences frequency – bridging music and physics
📱 Clean & Modern Design
Material Design interface with cards and smooth animations
Full-screen layout with custom toolbar
Toolbar menu with About and Exit options
Optimized for phones and tablets
Educational Value
Frequency Generator is designed as a hands-on learning tool for:

Music students developing perfect pitch
Physics students exploring waves and resonance
Science teachers demonstrating acoustic principles
Curious minds discovering connections between sound and atomic physics
Privacy & Safety
No data collection – microphone used only for live tuning (nothing recorded or shared)
No ads, no analytics, no tracking
Safe for all ages including children under 13