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Cobalynx vs IsThisImageAI

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

Cobalynx compared with IsThisImageAI
DetailCobalynx logo CobalynxIsThisImageAI logo IsThisImageAI
What it doesFree AI detector with published error rates Free AI Image Detector
StageNot given Not given
FoundedNot given Not given
Based inIT Not given
Pricing modelFree Freemium
PricingNo payment required. Free tier allows 10 certification requests per day per IP. Free: 20 images per month, no login, verdict and confidence score, 1 key reason. Pro: $3.99/month for 150 images per month with batch checking, all reasons, and heatmap. Max: $9.99/month for 1,000 images per month with everything in Pro plus report export. API: $29.99/month for 12,000 API calls per
Key features
  • Calibrated probability scores with published error rates
  • Inconclusive verdicts for borderline cases
  • Minimum 150 word requirement
  • Content Credentials (C2PA) file checking
  • Document metadata analysis
  • Free human-text certification with downloadable PDF badge
  • No signup or account required
  • Private processing with no data storage
  • Verdict and confidence score
  • Region heatmap showing AI-generated areas
  • Plain-English explanations of detection results
  • Batch checking for multiple images
  • No sign-up required for free checks
  • Files deleted after analysis
  • Support for JPG, PNG, WebP, and HEIC formats
  • API access for developers
What makes it different
  • Published error rates with raw counts and confidence intervals
  • Designed to minimize false accusations rather than maximize detections
  • Measures ESL (non-native English) writer accuracy separately
  • Transparent verdicts: reports inconclusive when unsure instead of guessing
  • Free AI detection without requiring account creation or email
  • Visual heatmap pinpointing exact regions that appear AI-generated
  • Plain-English reasons explaining detection instead of just a yes or no
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)20
Citation Flow (Majestic)130
Referring domains (Majestic)10

5 details filled in for both companies.

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