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Winston AI vs Quetext: catalog facts
Winston AI	Quetext
Freemium Free to start with no credit card required; paid use and sales-led plans are offered.	Freemium A free option and a free Chrome extension, with fuller features on paid plans.
Web	Web, Browser extension
Detects text from ChatGPT, Claude, Gemini and other models Plagiarism checking in the same tool	Plagiarism and AI detection in one place Citation generator and grammar checker included
AI detection results are estimates and can be wrong Full use requires an account	AI detection results are probabilistic and can be wrong Text is checked on Quetext's servers
Web application	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

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