Audio tools
Cut, join, convert and clean up audio files without installing anything or sending them to a server.
Audio converterTurn any audio file into MP3, M4A, WAV, OGG or FLAC, a whole folder at once.MP3 cutter / audio trimmerTrim a song, cut out the bits you don't want, and fade it in and out.Audio joiner / merge MP3Put songs, clips and voice notes in order and join them into one file.Remove background noise from audioTake the hiss, hum and fan noise out of speech, with a before-and-after preview.Audio normalizerMeasure LUFS and true peak, then bring a whole batch to the same loudness.Change audio speed / tempoPractice a song slower or get through a lecture faster, with the pitch left where it was.Audio to video / waveform video makerAudio in, a moving waveform video out, sized for Reels, Shorts, YouTube or your feed.BPM & key finderDrop in a song to get its tempo, key and Camelot code, or just tap along.MetronomeSteady clicks from 20 to 300 BPM, with accents, subdivisions and a trainer that speeds you up.Online guitar tunerPlay a string, watch the needle, stop when it turns green. Bass, ukulele and violin too.Change pitch / key of a songMove a song into a key that suits your voice or instrument, at the same tempo.Ringtone makerPick the best bit of a song and save it as an iPhone or Android ringtone.Online voice recorderRecord from your mic, trim the ends, and save it as MP3, WAV or M4A.Volume boosterTurn up quiet recordings, songs and videos without the crackle of clipping.