FrequenSee - Spectrum Analyzer

See your voice, music or test your audio equipment. See whatever your microphone can hear!

This real-time spectrum analyzer / audio visualizer features:
- 256 high-quality frequency bands [20Hz to 22kHz]
- Logarithmic frequency scale to match human perception
- Low latency for high responsiveness
- High framerate to see smooth frequency and amplitude movements
- High performance code using OpenGL ES 2.0
- FFT window size 4096 @ 58 frames per second