Audio Extractor: MP4 to MP3

Pull the audio track out of any video and convert between MP3, M4A, WAV, CAF and AIFF, right on your iPhone. No uploads, no watermark, no account.

Download on the App Store

Why Audio Extractor

Extract from video

Drop in an MP4 or MOV and save just the audio in seconds.

Real format conversion

Export to MP3, M4A (AAC), WAV, CAF or AIFF. Real MP3 encoding, not a renamed file.

Trim before export

Keep only the part you want with a simple start and end trim.

Private by design

Everything runs on your device. Your files never leave your iPhone, and it works offline.

How it works

1. Pick a source

Choose a video from your library or an audio file from Files.

2. Choose a format

MP3, M4A, WAV, CAF or AIFF, and trim if you like.

3. Export and share

Convert on device, then save to Files or share anywhere.

Pricing

Free to try

Export to M4A free (up to 3 files). Premium unlocks MP3 and the lossless formats (WAV, CAF, AIFF) plus unlimited exports.

Weekly 3.99 USD with a 3-day free trial, or annual 19.99 USD. Prices vary by region.

FAQ

Does it really export MP3?

Yes. Audio Extractor encodes real MP3 files using the open-source LAME encoder, not a renamed copy.

Do my files get uploaded?

No. All extraction and conversion happens on your iPhone. Nothing is uploaded and it works in airplane mode.

What can I import?

Videos from your photo library and audio or video files from the Files app, including MP4, MOV, M4A, WAV and AAC.

Is there a watermark?

No watermark and no loss of quality.