MP3 to MP4 converter
Convert MP3 audio to MP4 with a black video background. Create a video file from an existing recording.
Choose a file or drag it here
MP3, AAC, FLAC, OGG, WMA, AIFF, WAV, M4A (up to 200 MB)
- Input
- MP3 files
- Sortie
- MP4
- Limit
- Up to 200 MB
- Files
- One at a time
Turn an idea into a video
Give Storybook a topic or an article link. It makes an illustrated video with narration and music.
How to convert MP3 to MP4
- 01
Choose your MP3 file
Drop it on the box or pick it from your device. The limit is 200 MB per file.
- 02
Confirm MP4
MP4 is already selected in Convert to. Select Convert, and a short security check runs first.
- 03
Download the MP4
Select Download when the conversion finishes. Download links expire after one day.
More in Convertisseurs
All 33 toolsWhy convert MP3 to MP4?
Prepare spoken audio or music for a site or app that requires video. The converter adds a static black frame to the recording.
- Why use MP4. MP4 suits sharing, uploads, phone recordings, and web playback.
- What you get. The MP4 output contains H.264 video and AAC audio. Its picture stays black for the whole recording. The video is a black 1280 by 720 frame at 30 frames per second, with the sound from your audio file. It has no artwork, captions or waveform.
- Qualité. Converting MP3 to MP4 compresses the sound again to fit the video, which can lower its quality a little. It never improves the sound.
- Your rights. Convert only files you own or have permission to use.
MP3 vs MP4
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MP3 to MP4 questions
Yes. It is free and needs no account.
Yes. The conversion runs on Sceneform's servers, so your file is uploaded first. Uploads are deleted after processing. Download links expire after one day.
Up to 200 MB. A larger file is rejected before it uploads, with the message "Choose a file under 200 MB."
Converting MP3 to MP4 compresses the sound again to fit the video, which can lower its quality a little. It never improves the sound.
No. The converter takes one uploaded file at a time. It does not read links, and it has no bitrate, resolution, trim, crop or batch controls. The MP4 output contains H.264 video and AAC audio. Its picture stays black for the whole recording.
The MP4 output contains H.264 video and AAC audio. Its picture stays black for the whole recording. The video is a black 1280 by 720 frame at 30 frames per second, with the sound from your audio file. It has no artwork, captions or waveform.
Listen through the MP4 and check its ending. Use Studio separately if you need cover artwork, captions, or moving visuals.