Gratis Audio Extractor
Extract the audio track from any video as MP3, M4A, AAC, or lossless WAV. No upload — everything is processed locally in your browser.
Slip filer her, eller klik for at gennemse
MP4, WebM, MOV, AVI, Audio ingen filstørrelsesbegrænsning
Dine filer forlader aldrig din enhed. Al behandling sker lokalt i din browser.
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Sådan fungerer det
Pulling the audio track out of a video normally means an upload to some conversion site. Here the real FFmpeg encoder runs in your browser, so the video never leaves your device.
- 1FFmpeg.wasm loads onceThe WebAssembly build of FFmpeg (~30 MB) downloads on first use and is then cached for instant reuse.
- 2You choose a format and bitrateYour file is loaded into FFmpeg's in-memory filesystem. The video stream is dropped (-vn) and only the audio is kept.
- 3FFmpeg re-encodes the audioMP3 (libmp3lame), AAC, or lossless WAV (PCM) — the same encoders used by desktop FFmpeg, running locally on your CPU.
- 4The audio file is offered for downloadThe result is handed back as a downloadable blob and can be previewed with the built-in player.
No upload, no queue, no file-size cap. Your video and its audio stay entirely on your device — safe for interviews, lectures, music, or any private recording.
Hvorfor bruge vores?
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