Drop audio files here, or
mp3, wav, m4a, aac, ogg, opus, flac - nothing is uploaded
Drop audio files, convert them to MP3 or WAV, and trim out the part you want. Handles MP3, WAV, M4A, AAC, OGG, Opus and FLAC going in. Runs entirely in your browser - your files are never uploaded.
Drop audio files here, or
mp3, wav, m4a, aac, ogg, opus, flac - nothing is uploaded
Free, no sign-up. Your audio is decoded with the browser's Web Audio API, trimmed and re-encoded right here in the tab, and never uploaded. MP3 output uses lamejs (LAME, in JavaScript); WAV output is written directly. Most online converters send your file to a server first - this one does not. Part of techtuate, a growing collection of little tools that just work.
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Open the tool, pick your m4a file, and it decodes and re-encodes to MP3 locally in the browser tab, so the audio never leaves your device.
Yes. You can set start and end points to trim, then export the trimmed section as MP3 or WAV in one step.
It reads mp3, wav, m4a, aac, ogg, opus and flac, and exports to MP3 or WAV.