Audio tools
Convert, cut, join and level audio right in your browser. Audio is light enough that most of these are instant — no engine to download, no upload, nothing leaves your device.
- Convert audio online — MP3 and WAV, free, no uploadConvert audio between MP3 and WAV in your browser. Pick a quality level, hear the result before you download it. Nothing is uploaded.
- Cut audio online — free MP3 and WAV trimmer, no uploadTrim audio to the exact part you want, in your browser. Drag the waveform handles, hear the selection, then export as WAV or MP3.
- Join audio files online — free MP3 and WAV merger, no uploadCombine several audio files into one, in the order you choose, right in your browser. Handles mixed sample rates. Nothing is uploaded.
- Increase audio volume online — free normalizer, no uploadMake a quiet recording louder, or normalize it to a standard level, in your browser. See the resulting peak and get warned before it distorts.
- MP3 cutter — trim MP3 files free online, no uploadCut an MP3 down to the part you need and get an MP3 back. Waveform handles, exact times, preview before export. Runs in your browser.
- Audio joiner — combine audio files free online, no uploadPut several audio files together into one, in your order. Mixed formats and quality settings are matched up for you. Nothing is uploaded.
- WAV to MP3 converter — free, in your browser, no uploadTurn a large WAV into a much smaller MP3 without uploading it. Choose the quality, hear the result, download. Works offline once loaded.
- MP3 to WAV converter — free, in your browser, no uploadConvert an MP3 to an uncompressed WAV in your browser, keeping its sample rate and channels. No upload, no signup.