Winston AI is listed under AI Content Detection & Humanizers, in the Content & Media Generation category on Flocci AI Tools. Image and deepfake detection alongside text AI-detection. It is free to trial, then paid, and it lives at gowinston.ai.
Winston AI offers a free trial rather than a permanent free tier, so access ends when the trial does. If you need something with no clock on it, the alternatives page lists the free and freemium options in the same category.
Winston AI does 3 things the catalog singles out: Image and deepfake detection alongside text ai-detection; ocr scanning lets it detect ai text inside scanned documents/pdfs; humn-1+ website certification badge for publishers on higher tiers.
GPTZero is the closest free alternative: it sits in the same AI Content Detection & Humanizers sub-category and is free tier + paid plans. The full list is on the alternatives page.
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