Honest Comparison 2026

Smodin vs QuillBot

Smodin and QuillBot are paraphrasing tools that some users repurpose for AI detection bypass. We tested whether either actually works — and compared them to a purpose-built humanizer.

Quick Verdict

Both are paraphrasers, not humanizers — HumanizeThisAI is purpose-built for bypass.

Smodin and QuillBot are great for paraphrasing and rewriting, but neither was designed to bypass AI detectors. For actual AI detection bypass, you need a purpose-built tool like HumanizeThisAI with 99%+ bypass rates.

Features

Feature Comparison

Feature comparison between Smodin, QuillBot, and HumanizeThisAI
Feature	Smodin	QuillBot	HumanizeThisAI
AI Detection Bypass	50%	45%	99%
Turnitin Bypass	35%		99.8%
Paraphrasing Quality	Good	Good	Excellent
Free Tier	1,000 chars/day	125 words	1,000 words/month
AI Content Generation
Purpose-Built for AI Bypass
Multi-language Support	30+	30+	12
Built-in AI Detector

Test Results

AI Detection Bypass Rates

Same text processed through all tools, tested against major AI detectors

AI detection bypass rate comparison between Smodin, QuillBot, and HumanizeThisAI
AI Detector	Smodin	QuillBot	HumanizeThisAI
GPTZero	48%	40%	99%
Turnitin	32%	25%	99.8%
Originality.ai	28%	30%	99.7%
Copyleaks	42%	35%	98%
ZeroGPT	55%	50%	99%

Looking for Something Better?

Paraphrasers aren't humanizers. HumanizeThisAI is purpose-built for AI detection bypass with 99%+ success rates. Try free with 1,000 words.

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FAQ

Smodin vs QuillBot FAQ

Common questions about Smodin, QuillBot, and HumanizeThisAI.

Is Smodin better than QuillBot for AI humanization?+

Both have strengths and weaknesses. Smodin and QuillBot each serve different needs, but HumanizeThisAI consistently outperforms both on bypass rates, pricing, and output quality.

How much does Smodin cost compared to QuillBot?+

Pricing varies by plan, but both tend to be more expensive than HumanizeThisAI which starts at just $5.99/month with better features and higher bypass rates.

Can Smodin or QuillBot bypass Turnitin?+

Results vary. Neither tool consistently achieves the 99.8%+ Turnitin bypass rate that HumanizeThisAI delivers. We recommend testing all three with your specific content.

Which AI detectors does HumanizeThisAI bypass?+

HumanizeThisAI achieves 99%+ bypass rates against GPTZero, Turnitin, Originality.ai, Copyleaks, and ZeroGPT — outperforming both Smodin and QuillBot.

Is there a free trial for HumanizeThisAI?+

Yes. Try it instantly with no signup (3 free uses per day), or sign up free for 1,000 words/month. No credit card needed.

Does HumanizeThisAI preserve the original meaning?+

Yes. Our AI humanizer is designed to preserve your original meaning, arguments, and structure while transforming the writing patterns that AI detectors look for.