NATIVE MAC APP

Video to MP4.
Seriously simple.

Free, open source and local.
No login, no uploads, no complex settings.

macOS 13+ · Apple silicon & Intel

On your Mac
MP4Flow in English, showing a local video conversion
Add a video. Choose quality. Convert.

The tools you need.
All in one app.

Convert a file as it is, or make a few quick edits before exporting.

Smart Convert

Chooses how to create your MP4, avoiding re-encoding when possible.

Less waiting

Trim

Set the start and end points. Keep only the part you want.

Just the right clip

Crop

Drag the frame or enter dimensions to remove unwanted edges.

Choose your framing

Rotate

Turn video by 90° or 180° while keeping its proportions.

The right orientation

Fast processing

Copies compatible video without re-encoding. Uses hardware acceleration when available.

Native macOS

A lightweight app for Apple silicon and Intel Macs.

Local and private

Your videos stay on your Mac, from import to export.

From file to finished.

  1. Add videos

    Drop files in, or choose them in Finder.

  2. Choose your settings

    Pick a quality. Trim, crop or rotate if needed.

  3. Convert locally

    Follow the progress, then open your video in Finder.

Ready for your next video?

Download the latest version, or build from source.
Free, open source, and right on your Mac.

macOS 13+ · Requires FFmpeg and ffprobe

ONE-TIME SETUP

Install FFmpeg

Homebrew installs both tools MP4Flow needs: FFmpeg and ffprobe.

No Homebrew? Install it first and complete its Next steps: brew.sh

  1. Open Terminal.
  2. Run this command: brew install ffmpeg
  3. In MP4Flow, select Environment Check → Recheck.

Homebrew system requirements