Top Plagiarism Detection AI tools

ZeroGPT offers state-of-the-art GPT-4, ChatGPT & AI content detection, enabling reliable identification of AI-generated text.

• Freemium
• From 7$
• API

ReportGPT leverages AI to streamline document creation, offering customizable structures and efficient content generation. It enhances productivity for various writing tasks, from academic papers to business plans.

• Pay Once

GPTKit is a sophisticated AI detection tool that uses six different methods to identify AI-generated content with up to 93% accuracy, offering free analysis for the first 4096 characters.

• Freemium

INK is an all-in-one AI-powered content marketing platform that combines SEO optimization, content creation, and brand protection capabilities, helping users create content that ranks 450% higher in Google while safeguarding against AI penalties.

• Freemium
• From 39$

ZeroTrusted.ai provides cybersecurity and Generative AI security solutions, offering AI firewall protection and governance tools with features like PII detection and hallucination mitigation.

• Freemium
• From 10$

PlagiarismCheck.org is a comprehensive plagiarism and AI detection tool that helps educators, students, writers, and content creators verify text originality and authorship with advanced algorithms and extensive databases.

• Paid
• From 6$

WriterZen is a comprehensive SEO and content creation platform that combines keyword research, content planning, and team collaboration tools to help businesses rank better in Google.

• Pay Once
• From 135$

Originality.ai is a comprehensive content verification platform offering AI detection, plagiarism checking, and fact-checking tools with 99% accuracy, designed specifically for web publishers, content marketers, and professional writers.

• Freemium
• From 15$

FileAi is an AI-powered PDF assistant that allows users to upload files and instantly gain insights, improving efficiency in reading and analyzing documents.

• Freemium
• From 10$

ZeroGPT is a comprehensive AI content detection tool that analyzes text to determine whether it was written by humans or generated by AI models like ChatGPT, GPT-4, or Google Gemini. It offers free unlimited checks with detailed sentence-by-sentence analysis and readability scoring.

• Free

Researcher.Life is a comprehensive AI-powered platform offering academic writing assistance, research discovery, and scientific illustration tools for researchers, built on 20+ years of expertise in academic publishing.

• Paid

Hypotenuse AI offers a comprehensive platform for automated, SEO-optimized content generation, including product descriptions, blog posts, and ad copy.

• Freemium
• From 29$
• API

Copyleaks is an enterprise-grade AI content detection and plagiarism checking platform that helps organizations verify content authenticity, protect intellectual property, and ensure compliance with AI governance frameworks.

• Contact for Pricing

Detecting-AI is a comprehensive AI content detection tool that offers 98% accuracy in identifying AI-generated content from various models including ChatGPT, Gemini, Jasper, and Claude. It provides instant detection with privacy guarantees and requires no sign-up.

• Freemium
• From 5$

Plagramme is a plagiarism checker and AI detector that supports 129 languages and offers a database of scholarly articles for comparison.

• Freemium
• From 10$

WriteMyEssays.ai is a comprehensive academic writing platform offering AI-powered tools and professional writing services. It provides free tools including title generator, essay generator, paraphrasing tool, conclusion generator, citation generator, and plagiarism checker.

• Freemium

Editpad is a versatile online notepad for editing plain text, checking plagiarism, paraphrasing, and generating various types of content using AI.

• Free

Advacheck is an advanced AI detection tool that identifies content generated by various AI models including ChatGPT, Gemini, Llama, and others with less than 0.5% false positives.

• Freemium

Small SEO Tools offers a vast suite of online tools for SEO, text analysis, image editing, and website management, helping users enhance their online presence and content quality.

• Freemium

MyDetector is a free AI detection tool that accurately identifies AI-generated text from sources like ChatGPT, GPT-4, and Gemini, boasting over 99% accuracy.

• Free

Writey A.I is an AI tool that generates original, researched blog posts in minutes, provides content optimization advice, and works with a plagiarism-free rule.

• Freemium
• From 9$

Imagetwin is an AI-powered software designed to identify integrity issues, such as manipulation and duplication, in figures within scientific articles. It helps maintain trust and quality in scientific research.

• Paid

Copyscape is a leading online plagiarism detection tool trusted worldwide for checking the originality of web content, including AI-generated text. It helps prevent plagiarism and protect websites from duplicate content issues.

• Freemium

ReportGPT leverages AI to streamline the report writing process, offering customizable structures, AI-powered content generation, and multiple export formats.

• Paid

NoPlagio is a comprehensive online platform that offers plagiarism detection and prevention services, supporting 129 languages and featuring real-time checking against academic databases with over 80 million articles.

• Freemium

Tinq.ai is a comprehensive natural language processing platform that offers AI-powered text analysis tools including rewriting, sentiment analysis, summarization, and content extraction, with API access for developers.

• Freemium
• From 9$

GPTZero is a leading AI detection platform that identifies content generated by various AI models including ChatGPT, GPT-4, Google-Gemini, and LLaMa, while offering advanced features like plagiarism checking and source verification.

• Freemium
• From 50$

Plagiarism Detector is a free and accurate online plagiarism checker. Simply paste text or upload files to detect copied content and ensure originality.

• Freemium
• From 10$

GPT-Zero is a free AI content detector that helps users identify AI-generated text. It ensures content authenticity and credibility.

• Free

Passed.AI is an educational tool that helps educators guide students in responsible AI usage through comprehensive document auditing, AI detection, and plagiarism checking capabilities.

• Free Trial
• From 10$

Plagiarismchecker.ai is a free, AI-powered tool that detects plagiarism and identifies AI-generated content in text, offering detailed reports and supporting multiple languages.

• Freemium
• From 5$

Diglot is an AI-powered writing assistant that helps non-native English speakers create flawless content with features including translation, grammar checking, paraphrasing, and plagiarism detection.

• Freemium
• From 12$

GradeWrite is an AI-powered assistant that helps educators grade assignments 10x faster and provide personalized writing feedback. It streamlines the grading process with features like bulk-grading, auto-checkers, AI re-grades, and custom rubrics.

• Freemium
• From 25$

ZeroGPT is a reliable AI content detector that identifies whether text was generated by AI language models or humans, offering accurate results and multilingual support.

• Free

AHelp is a comprehensive AI-powered writing platform offering 30+ tools for writing, editing, and content detection, designed to help students and professionals improve their writing efficiency and quality.

• Freemium
• From 10$

Lexii.ai is an advanced AI article writer powered by GPT-4 that creates SEO-optimized, plagiarism-free content with customizable word count and tone settings. It's designed specifically for content agencies and marketing teams to produce high-quality articles that pass Yoast SEO requirements.

• Paid
• From 200$

GradeAssist is an AI-powered grading agent designed for teachers, enabling them to grade essays quickly and provide high-quality feedback directly within their existing LMS.

• Freemium
• From 13$