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Audio converter

MP4 to MP3 Converter

Convert MP4 to MP3 online for free. Extract audio from video, trim the section you need and download an MP3 in your browser without uploading.

Your source file

Drop a little sound here

Audio or video. We will take care of the soundtrack.

MP4, MOV, WebM, WAV, M4A, MP3 + more · up to 200 MB each
Your files stay with you

The listening room

Your next great listen starts here.

Generate a voice or convert a file. Your audio will appear here.

00:00 / 00:00

The audio engine downloads on first use. Large files need more device memory.

A format that fits your workflow

Choose your formatMP3, WAV, OGG or M4A. Choose in the editor before you convert.
Keep the part you needSet a time range and balance uneven volume in the same workspace.
Keep it on your deviceConversion happens locally. Find your saved audio in My library.
Your files stay with youWAV is uncompressed. It cannot restore quality missing from the source.

Find your next audio tool

One workspace. A few useful ways to make things listenable.

Explore all tools
SILENCE REMOVAL · WAV

Remove Silence from Audio

Remove silence from audio online for free. Detect long pauses, preview the cuts and export a tighter WAV in your browser for files up to 5 minutes.

On-device · free
LUFS NORMALIZATION · WAV

Audio Normalizer (LUFS)

Use the audio normalizer to measure LUFS and true peak, then normalize loudness to −16, −18 or −23 LUFS. Process and export WAV locally for free.

On-device · free
EPUB → NARRATION PARTS

EPUB to Audiobook

Convert EPUB to audiobook narration. Open a DRM-free EPUB, select chapters, edit paragraphs and generate audio in parts using one consistent voice.

AI · credits apply
WEBM → MP3

WebM to MP3 Converter

Convert WebM to MP3 online for free. Extract audio, trim recordings and download MP3 files directly in your browser without uploading.

On-device · free
MOV → MP3

MOV to MP3 Converter

Convert MOV to MP3 online for free. Extract audio from camera or phone videos, choose a bitrate and download MP3 files without uploading.

On-device · free
WAV → MP3

WAV to MP3 Converter

Convert WAV to MP3 online for free. Choose a bitrate, trim recordings and reduce audio file sizes in your browser without uploading.

On-device · free

From file to first listen.

Bring your content

Drop a video, add a recording or paste your words.

Make it yours

Choose the format, trim a moment or pick an AI voice.

Listen. Keep. Share.

Preview the result and download the file you need.

A few things worth knowing