Convert MP4 to MP3 — Free Online Tool
Extract audio from MP4 videos as MP3 — free and instant.
🔒 Audio extraction uses FFmpeg in your browser. No upload needed.
How to Use MP4 to MP3 Converter
1
Upload an MP4 video
2
Choose audio quality
3
Download the MP3 file
100% Private
Your files never leave your browser
Instant Processing
No upload wait time. Results in seconds
Zero Limits
No daily limits, no file count limits
Always Free
No account, no subscription, no fees
Extract Audio from Video
Need to extract a speech, song, or sound effect from a video file? Zendrove's tool lets you extract the audio track directly in your browser. While MP3 is the common search term, we output in high-quality WAV format to ensure no loss of fidelity and to process everything entirely on your device without uploading.
Frequently Asked Questions
Does this upload my video?
No. FFmpeg.wasm processes the video entirely in your browser. Your video file never leaves your device.