Copyleaks
AI Detectors & HumanizersFreemiumVerified
AI and plagiarism detection for text, plus AI image checks, for individuals and teams
4 Best AI Detectors & Humanizers AI Tools (2026)
AI Detectors & Humanizers tools in the AGIPicks catalog, with prices from official pricing pages.
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Free AI Detectors & Humanizers AI tools (5) →
- $16.99/moFree plan
Custom (contact sales)Free planGPTZero
AI Detectors & HumanizersFreemiumVerifiedAI text detector with sentence-level highlights, for educators, writers and teams
Custom (contact sales)Free planHumanizeAIText
AI Detectors & HumanizersFreemiumVerifiedAI text humanizer to bypass detectors and improve readability.
$9.99/moFree planUndetectable AI
AI Detectors & HumanizersFreemiumVerifiedDetects AI text and images and rewrites text to read as human; Chrome extension included
€18/moFree planWinston AI
AI Detectors & HumanizersFreemiumAI text and image detector plus plagiarism checker for schools, SEO teams and writers
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Compare AI Detectors & Humanizers tools
| Tool | What it does | Price from | Free trial / plan | Links |
|---|---|---|---|---|
| CopyleaksFreemium | AI and plagiarism detection for text, plus AI image checks, for individuals and teams | $16.99/mo | Free plan | Visit site of Copyleaks (official site, opens in a new tab) |
| GPTZeroFreemium | AI text detector with sentence-level highlights, for educators, writers and teams | Custom (contact sales) | Free plan | Visit site of GPTZero (official site, opens in a new tab) |
| HumanizeAITextFreemium | AI text humanizer to bypass detectors and improve readability. | Custom (contact sales) | Free plan | Visit site of HumanizeAIText (partner link, opens in a new tab) |
| Undetectable AIFreemium | Detects AI text and images and rewrites text to read as human; Chrome extension included | $9.99/mo | Free trial limited to 250 words + free plan | Visit site of Undetectable AI (official site, opens in a new tab) |
| Winston AIFreemium | AI text and image detector plus plagiarism checker for schools, SEO teams and writers | €18/mo | 14-day free trial with 2,000 credits + free plan | Visit site of Winston AI (official site, opens in a new tab) |
Order follows published rules, not a score. Prices are the lowest published monthly-billed plan; see each tool’s pricing table for annual billing and limits.
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