Turn your product into a demo without recording your screen
Reverse-engineer any video, shot by shot, to get a production blueprint
Stage
MVP
Not given
Founded
Not given
Not given
Based in
Not given
Not given
Pricing model
Free
Open source
Pricing
Free while in beta, no card required. Paid plans to be announced later.
Open-source and free to use offline. Optional third-party vision models (Gemini or Doubao) available for improved accuracy on re-compressed files; costs depend on the model provider's pricing, not Rea Video.
Key features
Automated walkthrough generation from code
Pointer movement and auto zoom
Natural voice-over with 4 voice options
15 music tracks and 10 caption styles
Edit videos with plain English descriptions
Multiple export formats and frame rates
Team organization and collaboration
Runs in browser with nothing to install
Isolated sandbox for each code run
Shot-by-shot production classification into 7 categories with confidence scores
Reverse-engineered prompts for AI-generated shots
Filming notes with camera, lens, and lighting setup details
Caption extraction with timings exportable as SRT/ASS
Audio analysis: voice, music, BPM, and sound-effect placement
98%+ shot classification accuracy on original files
Optional vision model integration for re-compressed files
Support for multiple video types: live-action, AI, 3D, code, avatar, screen recording, mixed
What makes it different
No screen recording needed - builds demos directly from code
AI agent reads code and writes walkthrough automatically
Edit videos with plain English instead of re-recording
Production quality video with voice, music, and captions included
Works entirely in browser with no installation required
Provides actionable remake plans instead of just binary AI/real labels
Replix
Rea Video