Audio Tools
Audio format conversion and utilities for musicians and producers — MP3, WAV, and more, processed entirely in your browser.
- Format Converter
Convert audio between MP3 and WAV, entirely in your browser. Free, no upload.
- MP3 to WAV
Convert MP3 to WAV, entirely in your browser. Free, no upload, no quality loss on the conversion itself.
- WAV to MP3
Convert WAV to MP3, entirely in your browser. Free, no upload, choose your bitrate.
- ID3 Tag Editor
Read and edit MP3 ID3 tags (title, artist, album, genre, BPM), entirely in your browser. Free, no upload.
- Sample Rate Converter
Resample audio to a different sample rate (44.1kHz, 48kHz, 96kHz, etc.), entirely in your browser.
- Mono/Stereo Converter
Convert audio between mono and stereo, entirely in your browser.
- BPM Detector
Detect the tempo (BPM) of an audio track, entirely in your browser.
- MIDI Inspector
Inspect a MIDI file's tracks, tempo, time signature, and notes, entirely in your browser.
- Audio Trimmer
Trim an audio file to a start and end time, entirely in your browser.
- Volume Normalizer
Adjust an audio file's gain up or down, with a suggested peak-normalizing amount. Free, instant, in your browser.
- Fade In/Out
Add a fade-in and fade-out to an audio file, entirely in your browser.
- Silence Trimmer
Automatically trim leading and trailing silence from an audio file. Free, instant, in your browser.
- Loudness Meter
Measure an audio file's peak and average (RMS) level. Free, instant, in your browser.
- Audio Reverser
Reverse an audio file so it plays backwards. Free, instant, in your browser.
- Audio Joiner
Join multiple audio files into one, in the order you choose. Free, instant, in your browser.
- Click Track Generator
Generate a metronome click track WAV file at any tempo and duration. Free, instant, in your browser.
- File Size Estimator
Estimate an audio file's size from its duration, bitrate, or sample rate and bit depth. Free, instant.
- Pitch Shift Calculator
Calculate the playback rate ratio and resulting frequency for a pitch shift in semitones. Free, instant.
- Tempo Note Lengths
Calculate note durations in milliseconds for a given tempo in BPM. Free, instant.
- Decibel Ratio Calculator
Convert between a decibel value and an amplitude or power ratio. Free, instant.
- Sample Count Calculator
Calculate the total number of audio samples for a given duration, sample rate, and channel count. Free, instant.
- Crossfade Generator
Crossfade between two audio files, entirely in your browser. Free, instant.
- Stereo Panner
Pan an audio file left or right using equal-power panning, entirely in your browser. Free, instant.
- Silence Detector
Find silent gaps throughout an audio file, entirely in your browser. Free, instant.