The Best MP3 to MP4 Converter

Instantly convert mp3 to mp4 for free right in your browser

Drop your audio files here

Supports WAV, MP3, FLAC, OGG, AAC and M4A files

How our MP3 to MP4 Converter Works

Looking for a reliable mp3 to mp4 converter online? You've found the absolute easiest way to convert mp3 to mp4 files. Whether you're an independent musician, podcaster, or just want to share music online, our tool is built for you.

  1. Choose any .mp3 file from your device.
  2. The tool will instantly read the internal ID3 tags (Title, Artist, and Album Cover).
  3. Click "Convert" to instantly generate a high-quality MP4 file.
  4. Upload your new MP4 file directly to YouTube or TikTok!

Fast & Free MP3 to MP4

Unlike other tools, our mp3 to mp4 converter doesn't require expensive software or cloud uploads. We run the entire rendering engine right in your local browser. This means when you convert mp3 to mp4, it's incredibly fast, 100% private, and totally free. Your MP3 files never leave your computer.

Loading conversion engine... Downloading ffmpeg.wasm (~32MB)