Convert MP4 to MP3 Online

Extract high-quality audio from your MP4 videos. Convert MP4 to MP3 instantly and securely in your browser.

Drag & drop file or Browse Files

Select the format you want to extract the audio into.

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Extract high-quality audio from your MP4 videos. Convert MP4 to MP3 instantly and securely in your browser.

Quick Guide

How to Extract Audio

Select the video file you want to extract audio from.

Select MP3, WAV, or AAC depending on your needs.

We separate the audio track instantly right in your browser.

Lightning Fast

We extract the exact audio stream without re-encoding to preserve 100% of the original quality.

Zero server latency

No upload bandwidth

Instant processing

Videos never touch external servers. Audio is extracted directly within your browser.

Security First

No server needed. We split the audio and video streams right on your device motherboard using advanced Web Codecs.

A: No, our tool extracts the original audio stream directly if possible, ensuring zero loss of sound quality.

A: Yes, 100% safe. Because we use client-side WebCodecs, your video never leaves your device.

A: Since there is no uploading or downloading, it typically takes just seconds, depending on your CPU speed.