Chess OCR for board images and handwritten scoresheets
Convert any video or image into a detailed AI prompt for Sora, Veo 3, Kling, Runway and Seedance
Stage
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Founded
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Based in
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Pricing model
Freemium
Free
Pricing
Free: 10 credits on sign-up, 23 free tools, one AI explanation per day, daily practice. Pro: $4.99/month or $29.99/year, 100 credits every 30 days. Pro+: $19.99/month or $119.99/year, 500 credits every 30 days.
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Key features
Chess rule validation for every move
Stockfish analysis with accuracy metrics
AI coach game explanations
Daily practice from missed tactics
Games library with photo storage
Club management with player rosters
Upload MP4, WebM, MOV videos up to 20MB or JPG, PNG, WEBP, GIF images up to 10MB
Paste direct video links for analysis
Model-optimized prompts for Sora, Veo 3, Kling, Runway, Seedance and GPT Image 2.5
Generate prompts in ten output languages
Storyboard mode breaks clips into numbered shot lists
No sign-up required, no watermarks
Local browser history storage, no data collection
Daily usage allowance per visitor
What makes it different
Rule-checked moves flagged for verification
Published accuracy test with all results shown
Editable positions with confidence scores
AI coach explains turning points in games
Vision-language model notices professional details like chiaroscuro lighting, 35mm depth, whip pans and teal-orange grading that people miss in manual descriptions
Structured five-part prompt format professional brief designed for AI model performance
Wording automatically adapted for each target model's specific syntax and vocabulary
Privacy-first design with immediate deletion and no tracking or accounts
Fast professional-grade prompts generated in seconds instead of manual hour-long trial and error