VoxScriber

MOV → MP3 · Free · No Upload

Free Online MOV to MP3 Converter — No Installation

Convert MOV (QuickTime) to MP3 right in your browser, in seconds. Free, unlimited, and private: your file never leaves your device.

100% local processing: your file never leaves your device. Once the engine is ready, this tab can keep converting offline. Reopening or reloading offline may not work.

Supported formats:Files .mov/.qt up to 500 MB — processed locally · Video and virtually any audio format are also accepted — we extract the audio automatically.

How it works

  1. 01

    Upload the MOV video

    Drag the .mov/.qt file to the area above or click to select. Files up to 500 MB are accepted — everything is processed locally.

  2. 02

    The conversion runs in your browser

    FFmpeg (the same engine used by professionals) runs in WebAssembly right on the page: the audio track is extracted from the video without sending any bytes to servers.

  3. 03

    Download the MP3

    In seconds, the .mp3 file is ready for download, with 190 kbps (VBR) quality — ideal for voice and music.

Frequently asked questions

Why convert MOV to MP3?

iPhone MOV videos (often HEVC) choke on older Windows, editors, and upload forms. Converting to MP4 H.264 unlocks them — or just extract the audio to transcribe a filmed meeting. MP3 is the format that opens on ANY device made since the 1990s — the safe choice for sharing, attaching to email, and playing on your car stereo.

Where do MOV files come from?

Typically from iPhone camera (recorded videos), Canon, Sony, and GoPro cameras in various modes and Final Cut and iMovie exports. MOV is the FATHER of MP4: ISO standardized Apple's container in 2001 as MPEG-4. In practice they differ in metadata — many MOVs become MP4 by remux, without re-encoding.

Is it worth using MP3?

MP3 is the format that opens on ANY device made since the 1990s — the safe choice for sharing, attaching to email, and playing on your car stereo. Typical bitrate 128–320 kbps (320 kbps ≈ 2.4 MB/min); uses the LAME encoder, the format's quality reference; ID3v2 tags store title, cover art, and chapters.

Do I lose quality when converting MOV to MP3?

There is a re-encoding between two compressed formats, with minimal technical loss — imperceptible for voice and most uses. If you're going to edit the audio multiple times, prefer converting to WAV or FLAC and compress only at the end.

What if I need a transcript of this audio?

After converting, you can transcribe the file with AI on VoxScriber: 30 free minutes per month, with automatic punctuation and speaker identification. Ideal for WhatsApp audio messages, meetings, and interviews.

Is my file sent to any server?

No. All processing is local (FFmpeg compiled to WebAssembly running on the page). The file never leaves your device—it even works offline after the page loads.

Is there a size or quantity limit?

The limit is 500 MB per file (browser memory). There is no limit on the number of uses. For larger files, VoxScriber processes them on the server with uploads up to 5 GB.

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