Prod Postsby Paper Trail

Turn beats into upload-ready videos.

Drop your audio and cover art. Export a clean MP4 for YouTube, Shorts, Reels, and TikTok.

BetaProd Posts is in beta. For best results with Local Render, use Chrome on desktop.

Beta · brief delays possible

Files are uploaded temporarily and deleted from the server after processing.
Audio

Drop your beat here

or click to browse

mp3 · wav · m4a · aiff

Visual

Drop cover art, GIF, or video here

or click to browse

jpg · png · gif · mp4 · mov

Post destination

Presets are just starting points — you can adjust anything.

Aspect ratio
Fit mode
Duration mode
Export speed

Fast Preview exports quicker. Higher Quality may take much longer in-browser.

Drop your files to get started.
PremiumComing later

No ads · Private desktop compiler · More producer tools · One-time purchase planned.

Current limitations

  • Quick Post up to 60 s
  • Full Beat up to 2 min
  • Experimental Long up to 5 min
  • MP4 output only
  • Cloud: up to 720p (JPEG) or 1080p (PNG/video)
  • Local: up to 1080p depending on browser
  • Cloud render is in beta — brief delays possible