tinyfft · live demos

Spectrum viewer

Drop a WAV file, see its STFT spectrogram. Linear or log frequency, magma colormap.

1D · STFT

Image high-pass filter

Drop an image, see a 2D-FFT high-pass filter. Gaussian or ideal cutoff, live slider.

2D · high-pass

Convolution reverb

Drop audio, hear it convolved with an impulse response via FFT overlap-add. Wet/dry mix.

1D · convolution · audio

Benchmark

Measure tinyfft's throughput live in your browser — forward & round-trip MSamples/s across sizes, plus wasm size and cold-load.

1D · performance