Best AI Detector Tools in 2025

Grammarly is a free AI writing assistance tool trusted by millions to enhance writing skills and communicate with confidence. It offers robust real-time communication assistance, allowing users to write, rewrite, get ideas, and quickly reply with GrammarlyGO. With Grammarly, users can polish their writing by checking grammar, tone, clarity, and ensuring team consistency. The tool is designed to provide writing enhancements on various platforms, including desktop applications, websites, mobile apps, emails, and social media..

LanguageTool is a free grammar checker and paraphraser for English, Spanish, and 30 other languages. It helps users identify and correct grammar and style mistakes in their written text..

ZeroGPT is an advanced and reliable chat GPT, GPT4, and AI text detector tool. It provides a simple way to detect chatGPT content with high accuracy. ZeroGPT is also capable of detecting OpenAI-generated text and serving as an AI essay detector for teachers. Additionally, it can be used as a plagiarism detector for AI-generated text..

GPTZero is an advanced AI detection tool designed to bring transparency to AI content. It specializes in detecting AI models such as ChatGPT, GPT4, Bard, LLaMa, and others. With GPTZero, you can check whether a given text was written by a human or an AI model..

Sider is your AI sidekick, seamlessly integrating into your daily workflow. It starts as a Chrome/Edge extension, making browsing, reading, and writing easier than ever. Be more productive, effortlessly..

hCaptcha is an enterprise-grade AI security platform that provides protection against bots and human abuse. It is designed with a privacy focus..

Copyleaks is an AI-based platform widely used by millions worldwide to instantly detect plagiarized content, AI-generated content, and more. It offers solutions for verifying the authenticity of content written by humans or generated by AI. With Copyleaks, users can integrate AI content detection into their native platforms, easily detect AI content within their own LMS platforms, and check for plagiarism in various contexts..

Undetectable AI is an AI content remover that allows users to bypass AI detection and make their AI-generated text undetectable..

Wordtune is an AI-powered writing assistant and editor that helps improve your writing by offering suggestions to rewrite and rephrase your text..

Humanize AI text into undetectable AI. Bypass AI detection with the world's best AI detection remover and AI Humanizer. Works with GPTZero, Turnitin, Originality AI, and more..

BypassGPT is a leading AI detection remover built to outsmart vigilant AI detectors. We turn AI-generated content into text that convincingly mirrors human writing styles and nuances, successfully evading AI detection..

Bypass AI detection effortlessly with BypassGPT.ai. We're an AI detector rewriter that makes AI text undetectable, allowing it to seamlessly get past AI detectors..

Give your software the power to see objects in images and video.

Originality.AI is an advanced AI content checker and plagiarism detection tool built specifically for content marketers, SEO professionals, publishers, agencies, and writers. It uses state-of-the-art AI algorithms to accurately detect duplicate content and distinguish between human-written and AI-generated text. With its high accuracy and advanced features, Originality.AI helps users protect their reputation, improve content quality, and ensure originality in their work..

GPTinf is a powerful AI detector bypassing tool. It paraphrases the content to remove conventional wording, repetitive sentence structures, etc., replacing them with human language..

Humbot is an AI humanizer that can help you bypass AI detection. Humanize AI text and write with confidence with Humbot..

AI Humanizer is an advanced rewriting tool that instantly converts AI text to human text. It reworks any AI-generated content using natural, human writing styles to make it sound authentic enough to bypass AI detection..

A free ChatGPT Chrome extension powered by GPT-4, providing AI assistant for AI art, summaries, and content creation..

Packback is an AI learning platform that provides an inquiry-based discussion, writing assignments, and instructor coaching. It offers a range of products, including Packback Questions, Packback Deep Dives, and Writing Lab, all powered by AI. The platform aims to empower students to be fearlessly curious, develop strong writing skills, and find their unique voice..

ContentDetector.AI is a free AI content detector and ChatGPT plagiarism checker. It can check for any ChatGPT generated content and AI-generated content, providing an estimated percentage score based on the likelihood that the text was generated by AI tools. It also serves as a word counter..

An AI content detector and plagiarism checker.

Detecting-AI.com is a powerful AI content detection tool that allows users to identify and flag AI-generated text, specifically from ChatGPT and other AI models. It provides reliable and detailed results to keep content AI-free..

StealthGPT is an AI-powered tool that allows users to generate undetectable AI text. It offers a secure and reliable way to beat AI detectors and ensures that AI-generated content remains undetectable..

AI Content Detector is a free tool that analyzes text to determine if it was generated by AI..

Bypass AI is the best AI humanizer to convert AI to human text. Humanize AI content with the best ChatGPT bypasser today..

Bypass AI is the leading provider of undetectable AI writing solutions. Its cutting-edge text humanization technology empowers users to make AI-generated text 100% undetectable, allowing you to bypass AI detection effortlessly..

Plagiarism Checker - 100% Accurate Plagiarism Detector Online.

The Free Undetectable AI Writing Tool That Bypasses AI Detectors.

Humanize AI Text is a free online AI text converter that transforms AI-generated text into natural, human-like language while preserving the original meaning and context..

AI or Not is an AI detector that identifies AI generated images, audio, and KYC documents for free. It helps businesses prevent fraud, enhance content moderation, and combat KYC scams..

Undetectable AI is an AI content remover that allows users to bypass AI detection and make their AI-generated text undetectable..

The fastest and easiest way to protect your LLM-powered applications. Safeguard against prompt injection attacks, hallucinations, data leakage, toxic language, and more with Lakera Guard API. Built by devs, for devs. Integrate it with a few lines of code..

Cloud empower your OctoPrint and Klipper 3D printers with free, private, and unlimited remote access, next-gen AI failure detection, notifications, live streaming, and more!.

Paraphrasing.io is a free AI paraphrasing tool designed to help users rephrase essays, emails, sentences, and paragraphs to create unique and engaging content. It leverages advanced AI technology to rewrite content with accuracy, maintain readability, and remove plagiarism effectively..

Samwell.ai revolutionizes academic writing with cutting-edge AI, simplifying research, drafting, and citation processes for students and professionals, enhancing productivity and accuracy..

Framedrop is an AI tool designed to automatically detect highlights from various video content and convert them into short-form videos for platforms like TikTok, YouTube Shorts, and Instagram Reels. It aims to help content creators save time and enhance their audience engagement by simplifying the video clipping process..

Linguix is a free writing assistant that offers tools and features to improve the efficiency and quality of your content. It includes AI-based grammar and spell check, text rewriter, content scoring, style guides, and team management capabilities. Linguix supports multiple languages and can help users in various business and learning tasks, from crafting emails to writing final papers..

Katteb is an AI-powered writing software that utilizes rigorous fact-checking techniques to deliver you content of the highest credibility. It ensures to provide you with reliable information supported by credible sources and in-text citations..

MyEssayWriter.ai is a revolutionary AI-powered essay writing tool that helps students boost their writing skills and improve their academic performance. It leverages advanced artificial intelligence technology to generate unique and high-quality essays on a wide range of topics..

NoPlagio is an online plagiarism detection and prevention platform that helps users check the originality of their written content. The platform utilizes advanced algorithms and databases to analyze the text for similarities with other sources on the internet and other publications. Our service offers a range of features, including plagiarism removal and grammar check, to help users improve the quality and accuracy of their work. The platform is widely used by students, teachers, writers, and businesses to ensure the authenticity of their work and avoid potential plagiarism legal issues..

Gamma.AI is an AI-powered Cloud DLP (Data Loss Prevention) solution for SaaS (Software as a Service) applications. It continuously monitors employees and notifies when a security mistake is made..

NoPlagio is an online plagiarism detection and prevention platform that helps users check the originality of their written content. The platform utilizes advanced algorithms and databases to analyze the text for similarities with other sources on the internet and other publications. Our service offers a range of features, including plagiarism removal and grammar check, to help users improve the quality and accuracy of their work. The platform is widely used by students, teachers, writers, and businesses to ensure the authenticity of their work and avoid potential plagiarism legal issues..

Bypass AI detectors and Humanize Text.

Studyable is a free AI-powered learning platform. Chat with AI assistants that can do math and see images, and receive instant feedback on your essays from Essay Grader..

MyPerfectWords is an online essay writing service that provides high-quality academic writing help to students..

ZeroGPT.cc is a top-rated ChatGPT content detection tool that provides a simple and accurate way to detect AI-generated text. By using combinations of machine learning algorithms and natural language processing techniques, ZeroGPT.cc can precisely predict the origin of a text or phrase..

Corrector App is a free online spell check and grammar checker tool. It is designed to help users improve their writing by identifying and highlighting spelling mistakes, grammar errors, punctuation inconsistencies, and suggestions for improving sentence structure and flow..

Free AI Content Plagiarism Checker.

Twixify is a text rewriting tool designed to 'humanize' AI-generated text to match your unique tone of voice and writing style, giving the impression that the text was personally written by you. As a result of this, text which has been processed by Twixify bypasses AI Detection tools..

What is PerfectEssayWriter.ai? PerfectEssayWriter.ai is an online platform that provides AI-powered essay writing tools. These tools are designed to assist students in creating unique, well-written, and plagiarism-free essays. By leveraging advanced artificial intelligence, our tools analyze input and generate tailored results to meet the specific requirements and style of each user. .