Claude Watermark
The free Claude watermark checker. Hidden HTML, invisible characters, non-breaking spaces, the em dashes people flag on sight. [Private metric reference available after login.]
The problem it says it solves
Copying out of a chat interface carries HTML with it. Claude’s paragraphs arrive wrapped in class names containing 'claude', which land in whatever you paste into. This is what the AO3 detector catches, and it is the reason people get flagged, not their writing style.
Who it says it is for
Users concerned with AI-generated text being flagged
Revenue as published
| Figure | Value | What it means |
|---|---|---|
| Revenue, last 30 days | 41 | USD received in the thirty days before the snapshot |
| Revenue, trailing 12 months | 119 | USD received in the twelve months before the snapshot |
The payment connection on this profile has expired. The figures above are the last ones the provider sent, not current ones. The last successful sync was 2026-10-19. This is a property of the data, not a claim about the company.
Profile
| Founded | 2026-08-11 |
| Country | IL |
| Team | 1 person |
| Funding | Bootstrapped |
| Audience | B2C |
| Payment provider | Paddle |
| Pricing | Free and unlimited, no account |
Markets AI Content Creation Marketing Utilities Sales. Country IL.