Upload an MP3/M4A/WAV (or a video with sound). We draw a moving waveform picture on a tall, square, or wide canvas and keep your audio — up to 180 seconds.
What do I get back?
One MP4 with a green waveform animation and your original audio. It does not keep the original video frames if you uploaded a video.
What does Audio Waveform Video change in the publish-ready file?
Audio Waveform Video produces a simple waveform picture so audio can upload as video.
Outcomes specific to Audio Waveform Video:
- Podcasts and voice notes get a video surface.
- Tall, square, or wide canvas matches common feeds.
- Original audio stays in the MP4.
What publish problems remain without Audio Waveform Video?
Without Audio Waveform Video, uploads face audio stuck as a file platforms will not accept as a Short.
Risks of shipping without Audio Waveform Video:
- Audio-only uploads bounce on video-first apps.
- Opening CapCut just for a static color screen slows posting.
- Long podcasts overwhelm a small VPS without a duration cap.
How does Audio Waveform Video relate to platform ingest and early watch?
Audio Waveform Video yields an honest waveform MP4 ready for pack or upload.
Ingest and retention angles for Audio Waveform Video:
- 9:16 fits Shorts and Reels framing.
- Wide 16:9 fits YouTube podcast clips.
- 180s cap keeps processing predictable.
- Not album-art design or lyric burn-in.
Audio Waveform Video changes file readiness before upload; platforms still re-encode after receipt.
Which shape should I pick?
Tall (9:16) for Shorts/Reels/TikTok, square (1:1) for many feeds, or wide (16:9) for YouTube and landscape players.
Does this add album art or lyrics?
No. It only builds a waveform visualization from the audio. Cap is 180 seconds per job on this server.
Use Audio Waveform Video when a podcast or voice note needs a simple picture for video platforms.