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Collate 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.

Collate compared with Photo Extender
DetailCollate logo CollatePhoto Extender logo Photo Extender
What it doesPrivate AI for your PDFs on Mac 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 modelFree Freemium
PricingThe Mac app is free. Local models have no per-request fees. Cloud providers using BYOK may charge their own fees. 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
  • Chat with PDFs and get answers grounded in the document
  • Citations that follow back to exact pages
  • Offline PDF summaries with Local AI
  • Multi-document research across folders
  • Highlights and annotations with organization
  • Multiple export formats including HTML and PDF
  • Web share links for selected content
  • 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
  • Keeps PDFs and AI inference on your Mac for privacy
  • Citations and highlights keep research connected to sources
  • Works offline after model download
  • No account or document quota required
  • 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)27 no change since last check16 no change since last check
Trust Flow (Majestic)146
Citation Flow (Majestic)2721
Referring domains (Majestic)14758

5 details filled in for both companies.

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