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Smodin vs ZeroGPT: catalog facts
Smodin	ZeroGPT
Freemium Free to try, with paid plans for heavier use.	Free The AI detector is offered free on the website.
Web	Web
Several writing tools in one place Accepts uploaded Word, PDF and text files	Free AI text detection in the browser Also checks images and video for AI generation
AI detection scores are estimates and can be wrong Humanizer output may conflict with school or publisher rules	AI detection results are estimates and can be wrong Text is sent to an online service
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No 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.