10+ Best AI Plagiarism Checker Tools in 2025 (New Guide)

Paraphrase Tool with 15 FREE Modes for 100+ Languages - Rephrases Sentences, Rewords Paragraphs, Rewrites Essays, Checks Grammar and Eliminates Plagiarism

WriterBuddy: Your all-in-one AI writing assistant for academic & professional success. Streamline writing, check plagiarism, cite sources, ChatPDF.

Originality.AI: Powerful plagiarism and AI detection tool. Accurate, low false positive rate, advanced AI models. Ensure academic integrity and content authenticity.

Everyday applications are used by millions of students, writers, and internet workers across the globe.

Transform your learning experience with SchoolHack.ai's AI-powered platform. Features include a plagiarism checker, AI student groups, and smart media.

Multilings - AI-powered tool for content creation, translation, plagiarism check, and citations. Save time and produce high-quality work effortlessly.

Detect plagiarism and protect intellectual property with ZeroGPT Detector, an advanced AI Plagiarism Checker. Ensure academic integrity and content originality.

The most advanced and affordable plagiarism checking tool with the option for cross-lingual plagiarism detection

If your content reads like it was entirely produced by AI, it may affect how search engines rank it.

Ensure originality and protect your work with the Plagiarism Checker. Time-saving assessments, extensive database, AI detection, and integration with educational platforms.

Detect AI-generated content and ensure authenticity with the AI Content Checker Tool. Accurate, reliable, and versatile. Try it now!

Tootler' SOP Writer is an AI based online tool that helps a user to write a statement of purpose for things like study visa, student visa, Tourist Visa etc

Instant plagiarism check for essays and documents. Detect plagiarism, fix grammar errors, and improve your vocabulary in seconds.

Plagiarism Checker offered by DupliChecker. Completely free and accurate online tool to check plagiarism. Just Copy & Paste to detect Copied content

100% free online tool that check plagiarism with quick and accurate results. Best online plagiarism detector for you.

Free plagiarism checker detects duplication from your research papers, blogs, assignments, and websites. Copy/paste your content in the text box below and then click the Check plagiarism button.

Check-Plagiarism offers a reliable plagiarism checker that is widely used to detect plagiarism.

Plagiarism Checker from ScanMyEssay.com - Viper is a leading online plagiarism and duplicate content checker. Free and paid options available!

Your all-in-one solution for generating high-quality, tailored content across a multitude of use cases, effortlessly

Finish Your Essay Today! EssayAiLab Suggests Best Contents and Helps You Write. Grammar Correction，No Plagiarism!

Get the Free AI Essay Writer - a comprehensive tool for academic writing. Generate topics, check grammar and plagiarism, create citations, and more!

Discover Quetext: an intuitive plagiarism checker and writing analysis software trusted by over 5 million students and professionals. Free trial available!

Protect your reputation and attract maximum traffic with the free Plagiarism Detector. Accurate, multilingual, and user-friendly, it's essential for students, professionals, and website owners.

Improve your writing skills, stay organized, and excel academically with Noplag! Online editor, essay outlines, and a free essays database.

Plagscan: Affordable plagiarism detection software for students. Check files, receive detailed reports, and ensure academic integrity.

iThenticate is the most trusted plagiarism checker by the world’s top researchers, publishers, and scholars.

Plagium helps you to ensure the originality of a textby detecting and identifying possible plagiarisms.

Plagiarism checker - Plag.ai plagiarism checker. Free check for plagiarism and paid plagiarism report. Price starting from $5 for the full report.

From ordinary to extraordinary, let your ideas shine without the shadow of plagiarism. Take your content to new heights with PlagiarismChanger.io

Get advanced AI-powered essay checks: content detection, plagiarism, and grammar. Our paper checker ensures error-free writing.