Audio tools
19 free audio tools that run in your browser — no signup, no watermark, no upload required.
- Extract audio from a video — Pull an MP3 track out of any video file.
- Convert audio — Transcode audio between MP3, WAV, AAC, OGG and FLAC in your browser.
- Trim an audio file — Cut a segment out of an audio file by start time and duration.
- Remove vocals from a song — Split any stereo song into vocal and instrumental stems to make a karaoke track. Free, private, no watermark.
- Cut or trim an audio file — Drag a region on the waveform to select exactly the part you want, then export the clip.
- Join audio files together — Combine two or more audio clips end-to-end, with an optional crossfade between them.
- Pitch-shift an audio file — Raise or lower the pitch of a track in semitones while keeping its tempo intact.
- Change the speed of an audio file — Speed up or slow down a track while keeping its pitch the same.
- Reduce background noise in an audio file — Clean up hiss, hum and background noise from a recording.
- Normalize an audio file's loudness — Even out volume to a broadcast-standard loudness target so it doesn't sound too quiet or too loud.
- Reverse an audio file — Flip a track so it plays backwards, useful for effects or hidden messages.
- Fade an audio file in or out — Smoothly fade the start, end, or both ends of a track.
- Convert audio to mono or stereo — Downmix a stereo file to mono, or duplicate a mono file across both stereo channels.
- Convert audio between any format — Convert audio files between MP3, WAV, AAC, FLAC, OGG, OPUS, M4A, M4R, AIFF, MMF and WMA.
- Find a song's key and BPM — Detect the musical key and tempo (BPM) of any audio file, right in your browser.
- Record audio from your microphone — Capture a clean WAV recording straight from your browser — no app or plugin needed.
- Convert WAV to MP3 — Shrink uncompressed WAV recordings into MP3 files, right in your browser.
- Merge audio files — Join two or more audio clips end-to-end into a single MP3, WAV, AAC or FLAC file.
- Convert MP4 to MP3 — Pull the audio track out of an MP4 video and save it as MP3.