Audio Tools
Convert, trim and inspect audio files privately — everything runs in your browser.
- Audio CutterCut an exact time range from browser-decodable audio and download a local PCM16 WAV.
- Reverse AudioReverse every decoded audio sample locally and download the result as an explicitly labeled PCM16 WAV file.
- Online Drum MachineBuild and play a 16-step kick, snare, and hi-hat beat locally with no samples or uploads.
- Audio JoinerJoin 2–10 browser-decodable audio files in a chosen order and download one local PCM16 WAV.
- Audio Pitch ChangerShift an audio file from one octave down to one octave up locally, then download the complete resampled result as PCM16 WAV.
- White Noise GeneratorPlay bounded white noise locally in your browser with an immediate stop control and a 0–100% volume slider.
- Online MetronomePlay a local accented metronome from 30 to 240 BPM with one to twelve beats per measure and an immediate stop control.
- Volume ChangerRaise, reduce, or mute a browser-decodable audio file locally and download a complete PCM16 WAV result.
- Audio Effects OnlineApply one deterministic echo, lightweight reverb, reverse, fade, or normalization effect locally and download the complete PCM16 WAV.
- LRC File GeneratorTurn lyric lines into a deterministic simple LRC file with centisecond timestamps, optional song tags, an exact preview, and local download.
- Audio EqualizerApply a disclosed three-band peaking equalizer locally, prevent PCM clipping with one uniform safety scale, and download a complete PCM16 WAV.
- Audio Waveform GeneratorTurn locally decoded audio into a deterministic, scalable SVG peak waveform with exact dimensions, colors, and an inspectable download.
- Audio Speed ChangerSpeed up or slow down browser-decodable audio and download a local WAV copy.
About these tools
Every tool in audio tools runs locally in your browser: files are processed on your device and never uploaded to a server. That makes them fast, private and safe to use with sensitive documents, at work or at home.