AI Detection & Anti-Detection
Best AI Content Detector Tools in 2026: Free & Paid Picks
AI Content Detector helps review text when provenance or disclosure matters. Use AI Content Detector to compare tools for publishing, education, hiring, moderation, and editorial quality-control workflows.
100Total AI Content Detector Tools18Most Relevant AI Content Detector Tools27Free AI Content Detector ToolsAI Content Detector Tools updated Jun 18, 2026
Top tools
Top 10 AI Content Detector Tools
Explore top AI Content Detector Tools ranked by category fit, free access, AI-powered features, traffic, and pricing context.
Paid
Ze
ZeroGPT
An online AI detection tool to verify content originality and identify machine-generated text.
AI text detection with sentence-level highlighting and percentage indicatorsDeepAnalyse™ multi-stage methodology to evaluate content originSupport for multiple languagesBatch file uploading and automated dashboard checks+3
Paid
Gp
Gptzero me
Advanced AI detector and checker for identifying machine-generated text.
Multi-model AI detection (ChatGPT, GPT-4, Gemini, Claude, LLaMa)Sentence-level AI highlighting and vocabulary analysisPlagiarism checker and source verificationWriting reports with video replay for authorship verification+2
Paid
Un
Undetectable.ai
An AI text detector and humanizer tool ensuring content scans as human-written.
Multi-model AI text detection covering ChatGPT, Gemini, Claude, and LlamaAll-in-one collective scoring interface displaying results from major detectors simultaneouslyAI Humanizer and stealth rewriter to automatically bypass detection mechanismsMultilingual support covering text detection and humanization across over 50 secondary languages+2
Paid
Co
Copyleaks
AI detector and plagiarism checker for verifying content authenticity and original writing.
Simultaneous AI content and plagiarism detectionDetection of major AI models including ChatGPT, Gemini, and Claude with over 99% accuracySentence-by-sentence detection and comprehensive AI Insights reportingSource code plagiarism detection for multiple languages like Python, Java, and C+++2
Free plans
Best Free AI Content Detector Tools
Start with free AI content detector tools that cover practical website workflows, core features, and AI-powered output quality.
| Tool | Plan status | Pricing | Traffic | Feature preview | Website |
|---|---|---|---|---|---|
| Uhmegle | Free option | Free | 1.9M/mo | Random video and text chat with strangers, Interest-based matching system for relevant conversations | Visit |
| Decopy AI | Free option | Free | 1.8M/mo | AI Content Detector with 99% accuracy across models like ChatGPT, GPT-4, and Claude, AI Humanizer to transform robotic AI text into smooth, natural human expression | Visit |
| Merlin AI | Free option | Free, Pro from $19/mo | 1.3M/mo | Centralized access to top AI models including GPT-4o, Claude 3.7 Sonnet, DeepSeek R1, Gemini 2.5, and Llama 3.1, One-click content summarizer for YouTube videos, blogs, PDFs, and full websites | Visit |
| MyDetector | Free option | Free | 1.1M/mo | High-precision AI detection for ChatGPT, GPT-4, and Gemini, All-in-one AI text humanizer to transform AI writing into natural content | Visit |
| Dechecker | Free option | Free | 411K/mo | Sentence-Level AI Detection to pinpoint exactly which parts of the writing are AI-generated, Multi-Language Support for global academic papers, blogs, and business documents | Visit |
| Hastewire | Free option | Free, Basic from $4.99/mo | 182K/mo | AI text humanizer to adjust sentence flow and vocabulary, Built-in AI detector with universal detection scoring | Visit |
| AI Detector Writer | Free option | Free | 125K/mo | Real-time text analysis with instant percentage breakdowns, Support for batch file uploads to scan multiple documents simultaneously | Visit |
| paperred.com | Free option | Free, Premium options available | 108K/mo | Multi-version plagiarism checking (Professional, Flagship, and Finalized editions), Comprehensive AIGC and AI writing detection with detailed PDF and web reports | Visit |
| Humanizer AI | Free option | Free, Basic from $9.99/mo | 100K/mo | AI-to-human text transformation using billion-parameter models, Context preservation to ensure the original meaning is retained | Visit |
| AI Detector by ContentDetector.AI | Free option | Free | 90K/mo | AI content detection with maximum accuracy for ChatGPT, GPT-3, GPT-4, and Claude, Percentage-based reporting with real source indication | Visit |
Traffic
Most visited AI Content Detector Tools
Use traffic, free-plan status, and starting price to compare the most visited tools in this category.
| Tool | Traffic | Free plan | Starting price | Website |
|---|---|---|---|---|
| ZeroGPT | 26M/mo | No | Free, Pro from $7.99/mo | Visit |
| Gptzero me | 17M/mo | No | Free, Essential from $8.33/mo | Visit |
| Undetectable.ai | 4M/mo | No | Free to try, pricing scales based on requirements | Visit |
| Copyleaks | 3.8M/mo | No | Starts at $7.99/mo | Visit |
| StealthWriter | 3.6M/mo | No | Free, Basic from $20/mo | Visit |
| Originality | 2.4M/mo | No | Pay as you go from $30, Pro from $12.95/mo | Visit |
| Uhmegle | 1.9M/mo | Yes | Free | Visit |
| Phrasly | 1.9M/mo | No | Free, Unlimited from $12.99/mo | Visit |
Browse all tools
Top AI Content Detector Tools Comparison
Browse all AI Content Detector Tools in this category with search, free-plan filtering, sorting, website signals, pricing, and AI-powered feature context.
| Tool | Free | Pricing | Traffic | Features | Website |
|---|---|---|---|---|---|
| ZeroGPT.CC | No | Free, Premium plans available | 80K/mo | AI content humanization to convert robotic text into natural writing, Built-in AI detector to verify content origin | Visit |
| paperred.com | Yes | Free, Premium options available | 108K/mo | Multi-version plagiarism checking (Professional, Flagship, and Finalized editions), Comprehensive AIGC and AI writing detection with detailed PDF and web reports | Visit |
| iDox.ai | No | Starts at $290/year | 68K/mo | AI-Powered Automated Redaction of text, signatures, and logos, Sensitive Data Discovery for complete privacy compliance across unstructured data ecosystems | Visit |
| Rulta | No | Starts at $109/mo | 61K/mo | Automated and manual web crawling across 72,000+ websites daily, Google and Bing search engine delisting (Trusted Copyright Removal Program member) | Visit |
| ZeroGPT.Tools | Yes | Free | 90K/mo | Multi-model AI detection supporting ChatGPT, Gemini, Claude, LLaMA, and Copilot, DeepScan text analysis highlighting specific sentences with color-coded results | Visit |
| Free AI Content Detector | No | Free, Pro from $99/mo | 50K/mo | Multi-model AI Content Detector (GPT-4o, Anthropic, and ChatGPT), No-code custom AI workflow automation | Visit |
| Plagiarismsearch.com | No | Free, Plans from $9.95 | 66K/mo | Comprehensive plagiarism checking against billions of digital and print sources, AI-generated content identification with detailed reporting | Visit |
| Erasa.ai | No | Free Trial available, Paid plans start from $79/mo | 33K/mo | 24/7 continuous AI scanning and leak detection, Automated DMCA takedowns from Google, Bing, and source websites | Visit |
| SafeWrite AI | No | Free Trial, Standard from $9.99/mo | 50K/mo | Multi-detector interface integrating Turnitin, GPTZero, ZeroGPT, Copyleaks, and Originality.ai, Personalized AI humanizer that adapts to individual writing styles | Visit |
| NoPlagio | Yes | Free, Premium AI from €9.95/mo, packages from €1.50 | 50K/mo | Multilingual support detecting similarity across 129 different languages, Comparison against a large academic database containing over 80 million scientific articles | Visit |
| Brandwise | No | Free, Start from $49/mo | 48K/mo | Real-time AI Comment Moderation (scans and hides spam under 1 second), Discreet Comment Hiding (hidden from public, visible only to the poster) | Visit |
| X Detector | AI Content Detector | Yes | Free | 28K/mo | Multilingual support covering over 20 languages including English, Spanish, French, Chinese, and Korean, Deep text analysis utilizing corpus-based comparison and advanced language models like BERT and GPT-3 | Visit |
| checkstep.com | No | Free trial available, custom enterprise pricing on request | 27K/mo | Multilingual scanning supporting over 100 languages for text, image, video, audio, and live streams., Modbot automation that instantly enforces policies, handles routing, and reduces moderator handling times. | Visit |
| ZeroGPT Plus | Yes | Free | 25K/mo | Multilingual support for AI detection across languages like English, Spanish, French, and German, Detailed sentence-by-sentence analysis report categorization (Likely Human, Possibly Human, Possibly AI, Likely AI) | Visit |
| Corrector App | Yes | Free | 36K/mo | Multi-language spell checking and grammar correction for over 27 languages, Localized dialect support including US, UK, Indian, and Philippine English | Visit |
| AI Detector for PPT | No | Free Trial, Plans from $19.9/mo | 15K/mo | Multi-Layered Analysis evaluating text, images, and presentation structure, Comprehensive file format support handling both PPT and PPTX files seamlessly | Visit |
| StealthWriter | No | Free, Basic from $20/mo | 3.6M/mo | Converts AI-generated content into human-like text to bypass AI detection, Works with major detectors including Turnitin, GPTzero, Originality AI, and Winston AI | Visit |
| Gptzero me | No | Free, Essential from $8.33/mo | 17M/mo | Multi-model AI detection (ChatGPT, GPT-4, Gemini, Claude, LLaMa), Sentence-level AI highlighting and vocabulary analysis | Visit |
| Phrasly | No | Free, Unlimited from $12.99/mo | 1.9M/mo | AI Humanizer & Paraphraser to adjust text patterns and bypass detection, Built-in AI Detector to evaluate drafts for AI-generated structures | Visit |
| Merlin AI | Yes | Free, Pro from $19/mo | 1.3M/mo | Centralized access to top AI models including GPT-4o, Claude 3.7 Sonnet, DeepSeek R1, Gemini 2.5, and Llama 3.1, One-click content summarizer for YouTube videos, blogs, PDFs, and full websites | Visit |
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