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Discover Best AI Tools for plagiarism detection

This page shows you the best plagiarism detection tool in AI websites and tools, and free plagiarism detection tool in AI.

The best ai tools for plagiarism detection are: StudentsGPT, HireQuotient AI Detector, MyEssayWriter.ai, refinr.ai, MyDetector, Decopy AI, EssayChecker.io, Pangram Labs AI Detection, AI Content Detector, AI Humanizer and Detector by Rephrasy.

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StudentsGPT
Academic AI companion with textbook-based search, content creation, and access to major AI models.
HireQuotient AI Detector
Browser extension to detect AI-generated content and verify text authenticity.
Free
MyEssayWriter.AI
AI writing assistant with essay generation, humanization, and AI detection tools.
Refinr.ai
AI-powered writing enhancement tool for professionals and teams.
MyDetector AI
AI detection and humanization platform for ensuring content authenticity and quality.
Free
Decopy AI
AI writing tool for detection, humanization, and summarization to improve content clarity.
Free
EssayChecker.io
AI-powered essay grading tool providing instant feedback and personalized tips.
Pangram Labs AI Detection
AI detection model to identify text from ChatGPT, Claude, and Gemini.
13 Best AI Detectors 2025
Evaluation of 13 AI detectors for accuracy in identifying AI-generated content in 2025.
Free
Rephrasy.ai
Browser extension to detect and humanize AI-generated content, bypassing AI detectors.
Humanize AI
AI Humanizer tool to make AI text undetectable and natural-sounding, with other writing tools.
Leap AI Detector
Free AI content detector to check if text is AI-generated or human-written.
Free
APIMaster
GPT up to 95% off + $20 trial. Fingerprint-verified APIs. Low-cost and stable.
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File AI
AI file reading assistant for document analysis and data extraction.
X Detector
Free AI content detector for ChatGPT, Claude & Gemini, supporting 20+ languages.
Free
Detector De IA
Online tool to detect AI-generated text and provide an AI similarity percentage.
Free
GPT Detector
Chrome extension to detect GPT-generated text on web pages and provided text.
Free
Winston AI
AI detector for identifying content generated by AI writing tools.
Sapling.ai AI Content Detector
AI content detector to verify human-written text and identify AI-generated content.
GenAIos
AI platform for verifying digital content's origin, authenticity, and factual accuracy.
Free
AI Content Detector Chrome Extension
Chrome extension to detect AI-generated text in real-time.
Free
Hive AI Detector
Free browser extension to detect AI-generated content across multiple media types.
Free
CatchGPT
Detects AI-generated text and images to preserve human knowledge value.
Free
ZeroGPT.cc
AI text detector for identifying AI-generated content.
Free
Ouriginal
Ouriginal integrates with Google Classroom for plagiarism analysis and detection.
ChatGPT Detector
Detects if text is generated by AI models like ChatGPT, Bard, and GPT-4.
Free
Plagiarism Detector Extension
Extension to copy ChatGPT responses and check for plagiarism.
Free
CheatScrub
AI-powered GPT content detector to prevent cheating, with Canvas integration.
Free
Copyleaks AI Content Detector
Accurate AI content detection, even with paraphrased or mixed content.
AI Checker
AI Checker is an online tool to detect AI-generated content in various texts.
Free
QuillWord
AI-powered writing assistant for academic and research writing, boosting productivity.
Katteb
AI-powered writing software with fact-checking and in-text citations for credible content.
Content Guardian
Content Guardian is an 8-in-1 AI content detector platform.
Secur3D
Secur3D automates 3D content analysis and moderation to protect IP and UGC assets.
ContentDetector.AI
Free AI content and ChatGPT plagiarism checker with word counter.
Free
G
Gptsafe
AI plagiarism detection tool with 95% accuracy, ensuring content authenticity.
Advacheck
Plagiarism detection system for text and image similarities in academic papers.
AI Text Detector
Online tool to detect AI-generated text using machine learning.
Free
ZeroGPT & StealthWriter
ZeroGPT detects AI content; StealthWriter humanizes AI text to bypass detection.
AI Detector - Text Validator
App to detect AI-generated text with high accuracy.
AICheatCheck
Web app to help educators detect AI use in student writing.
Essay Grader AI
AI-powered essay grading tool for teachers, offering feedback, summaries, and plagiarism detection.
Origin by GPTZero
AI detector to identify AI-generated content and verify human writing.
Free
AI Detection Technology
AI detection technology to distinguish human-written content from AI-generated content.
Robi
AI-powered content creation platform for generating various types of content.
Mark Copy AI
AI writing assistant for brand-aligned content creation with personalized AI.
Katteb AI
AI-powered writing software with fact-checking for credible and reliable content generation.
Copyleaks
AI-powered platform for plagiarism and AI content detection.
DetectGPT
Chrome extension to detect AI-generated content on webpages.
Free
QuillBot
AI-powered writing tool for paraphrasing, grammar checking, and more to improve writing.

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