Compare software

Pangram vs Undetectable AI: catalog facts
Pangram	Undetectable AI
Freemium Free credits and three free image scans per day, with paid plans for more use.	Freemium Free to use in the browser, with business plans offered.
Web, Browser extension	Web, Browser extension
Detects AI-generated and AI-assisted text Separate image detection for AI-generated pictures	AI text detection with sentence-level highlighting Rewriter for stiff or machine-sounding text
Free use is limited by credits and daily scans Detection results are probabilistic and can be wrong	AI detection results are estimates and can be wrong Using the humanizer to pass off AI text may breach academic or workplace rules
Web application, Browser extension	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.