Claude Watermark Detector & Remover vs SimpleQuizMaker

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Claude Watermark Detector & Remover compared with SimpleQuizMaker
Detail	Claude Watermark Detector & Remover	SimpleQuizMaker
What it does	Check text for possible Claude AI involvement and understand how Claude's text watermark works	AI-powered quiz generator that turns PDFs, images, and topics into shareable quizzes in seconds
Stage	Not given	Startup
Founded	Not given	2025
Based in	Not given	DE
Pricing model	Free	Freemium
Pricing	Not given	Free: 5 quiz generations/month, up to 10 questions/quiz. Bronze: $1.99/mo, 15 generations/month, up to 50 questions/quiz. Silver: $3.99/mo, 35 generations/month, up to 100 questions/quiz. Gold: $6.99/mo, 80 generations/month, up to 100 questions/quiz.
Key features	Detect possible Claude-style watermark signals Explain how Claude's SynthID-style watermarking works Analyze text up to 30,000 characters Display AI-likelihood heuristic score Connect to humanizer API for rewriting Clear detector labeling	AI quiz generation from multiple formats (PDF, images, Word documents, URLs, YouTube videos, text) Multiple question types (multiple choice, true/false, short answer, fill-in-the-blank) Flashcards with SM-2-based spaced repetition Share quizzes via link without requiring student login Per-student analytics and performance tracking Google Classroom integration Gamification with XP, streaks, and badges Printable exports (PDF, DOCX, Google Forms) AI Tutor for personalized explanations
What makes it different	Science-first approach explaining SynthID-style statistical watermarking, not fake hidden-character claims Privacy-first interface with no tracking or data retention claims Honest about detection limits: requires Anthropic's watermark key for official verification	Free plan is genuinely useful with 5 quiz generations per month, not a limited trial AI-generated quizzes in seconds from any content type Built-in spaced repetition ensures long-term retention Data privacy by default—user uploads not used to train models
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 no change since last check	7 +1 (up) since last check
Trust Flow (Majestic)	3	3
Citation Flow (Majestic)	20	26
Referring domains (Majestic)	21	28

4 details filled in for both companies.

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