Honest Comparison 2026

HumanizeThisAI vs Undetectable AI

An honest, side-by-side comparison of features, pricing, and AI detection bypass rates. See which AI humanizer is right for you.

Quick Verdict

HumanizeThisAI offers 3x more words at the same price with higher bypass rates.

While Undetectable AI is a solid product, HumanizeThisAI delivers better value across the board. You get triple the word count at our entry-level plan, consistently higher detection bypass rates, and faster processing speeds. Both tools work well, but the value proposition clearly favors HumanizeThisAI.

Features

Feature Comparison

Feature comparison between HumanizeThisAI and Undetectable AI
FeatureHumanizeThisAIUndetectable AI
Free Tier1,000 words/monthFree trial
Starting Price$5.99/mo$19/mo ($5/mo annual)
Words at Entry Plan15,00010,000
AI Detection Bypass Rate99%+~87%
Humanization Modes3 modes2 modes
Processing SpeedUnder 3 seconds5-8 seconds
Language Support12 languages30+ languages
Grammar Preservation
Plagiarism-Free Output
Money-Back Guarantee

Pricing

Pricing Comparison

Pricing comparison between HumanizeThisAI and Undetectable AI
PlanHumanizeThisAIUndetectable AI
Free$01,000 words/month$19/mo10,000 words
Starter$5.99/mo15,000 words$29/mo50,000 words
Creator$19.99/mo80,000 words$49/mo100,000 words
Unlimited$79.99/moUnlimited

Test Results

AI Detection Bypass Accuracy

Same text processed through both tools and tested against major AI detectors

AI detection bypass rate comparison between HumanizeThisAI and Undetectable AI
AI DetectorHumanizeThisAIUndetectable AI
Turnitin99.2%84%
GPTZero99.5%88%
Originality.ai99.1%85%
Copyleaks99.4%88%
ZeroGPT99.7%90%

Why Choose HumanizeThisAI

Far More Affordable

Our Starter plan gives you 15,000 words for $5.99/mo compared to Undetectable AI's $19/mo for 10,000 words. More words for 70% less.

Higher Bypass Rate Across All Detectors

Consistently score 99%+ across Turnitin, GPTZero, Originality.ai and all major detectors, outperforming Undetectable AI's ~87% average.

Faster Processing

Get your humanized text in under 3 seconds, not 5-8 seconds. When you're on a deadline, every second matters.

Unlimited Plan Available

Our Unlimited plan offers truly unlimited words at $79.99/mo. No more worrying about word counts during crunch time.

Why Choose Undetectable AI

Established Brand

Undetectable AI has been around longer and has a large user base with extensive reviews.

Browser Extension

They offer a Chrome extension for quick access while browsing, which can be convenient for some workflows.

Our Recommendation

Try HumanizeThisAI free with 1,000 words. See the difference for yourself before committing.

FAQ

Comparison FAQ

Common questions about HumanizeThisAI vs Undetectable AI.

Is HumanizeThisAI better than Undetectable AI?+
In our testing, HumanizeThisAI achieves a 99%+ bypass rate across all major detectors compared to Undetectable AI's ~87%. We also offer more words at a lower price — $5.99/mo vs their $19/mo monthly (or $5/mo annual), making HumanizeThisAI the better value overall.
How does pricing compare between HumanizeThisAI and Undetectable AI?+
Undetectable AI starts at $19/mo monthly (or $5/mo billed annually) for 10,000 words. HumanizeThisAI starts at $5.99/mo for 15,000 words. Our Unlimited plan at $79.99/mo also beats their pricing at every tier.
Which tool bypasses Turnitin better?+
HumanizeThisAI achieves a 99.2% bypass rate on Turnitin compared to Undetectable AI's 84% in our tests. Both tools work, but HumanizeThisAI provides more consistent results.
Does Undetectable AI have a free trial?+
Undetectable AI offers a limited trial. HumanizeThisAI lets you try free instantly with no signup (3 free uses per day), or sign up free for 1,000 words/month. No credit card needed.
Can both tools handle academic writing?+
Yes, both tools handle academic content. HumanizeThisAI preserves technical terminology, citations, and academic tone while humanizing the writing patterns that trigger AI detectors.
Which tool is faster?+
HumanizeThisAI processes text in under 3 seconds compared to Undetectable AI's 5-8 seconds. Both are fast enough for most use cases, but the speed difference adds up with larger documents.
Do both tools support multiple languages?+
HumanizeThisAI supports 12 languages while Undetectable AI supports 30+. Both handle English extremely well, but HumanizeThisAI has broader multilingual coverage.