Skip to content
Sign in Submit your app

ScanChess vs Photo Extender

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ScanChess compared with Photo Extender
DetailScanChess logo ScanChessPhoto Extender logo Photo Extender
What it doesChess OCR for board images and handwritten scoresheets Free AI-powered photo extender for any aspect ratio with no sign-up required and no watermark
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree: 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. Free to try without sign-up; Basic $9.90 (100 credits), Standard $29.90 (500 credits), Pro $49.90 (1,250 credits). Each successful image uses 5 credits. One-time purchases with no subscription; credits never expire.
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
  • Real AI outpainting powered by gpt-image-2 model
  • Support for any aspect ratio including 1:1, 4:5, 16:9, 9:16, 21:9 and custom ratios
  • Free to try without signing up
  • No watermark on results
  • Free daily credits with a free account
  • Supports JPG, PNG and WebP files up to 4MB
  • Full resolution export
  • Results typically ready in 60–120 seconds
  • Works on any mobile or desktop browser without app installation
  • Secure HTTPS processing with no account required
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
  • Real generative AI instead of simple blur-and-stretch algorithms
  • Optional one-time credit purchases with no subscription
  • No watermark on downloaded results
  • Free daily credits automatically top up when balance runs low
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)10 no change since last check16 no change since last check
Trust Flow (Majestic)136
Citation Flow (Majestic)2621
Referring domains (Majestic)4358

5 details filled in for both companies.

More alternatives to ScanChess More alternatives to Photo Extender

Get help