Duplicate Detection AI
The best 50 Duplicate Detection AI tools - Free & Paid
Explore 50 AI for Duplicate Detection AI
Copyleaks delivers AI text and image detection, plagiarism checking, grammar correction, and text moderation in 30+ languages. It integrates via API, LMS, browser extensions, and Google Docs, supports major LLMs, and ensures secure, compliant workflows for education and enterprise.
Free
- $13.99/mo
Decopy is a free AI content detection tool with 99% accuracy, capable of identifying AI-generated text, providing detailed reports, and enhancing text quality. It supports multiple languages and is user-friendly and versatile.
Free
Undetectable AI scans text and images for signatures of models like GPT‑4, Gemini, and Claude, combining multiple engine results into a probability score. It handles paraphrased content, supports 50+ languages, and offers a Chrome extension and API.
Free
- $5/mo
AI Undetect evaluates AI‑generated content and rewrites it into human‑like text in 20+ languages. It integrates with ChatGPT, Claude, and Jasper, offering manual and auto‑perfect modes, and shows unified detection results from GPTZero, Copyleaks, Turnitin, Originality AI, and more.
Paid
AI Detector identifies AI‑generated content across text, images, audio, and video, supporting common media formats. It achieves 98.9% accuracy for synthetic images and offers an API for seamless integration into KYC, fraud‑prevention, and moderation workflows.
Freemium
- $5/mo
BypassAI rewrites AI‑generated content to bypass detection tools like GPTZero, Turnitin, and ZeroGPT, removing watermark patterns and spam‑like language. It supports 30+ languages, preserves meaning, and improves SEO‑friendly readability for academic, editorial, and marketing use.
Subscription
- $6.99/mo
The AI plagiarism checker from plagiarismcheck.org uses advanced AI technology to detect AI-generated content and plagiarism, supports various file formats, and is useful in academia, SEO, and recruitment.
Freemium
- $5.99
Detecting‑AI scans text in 50+ languages, marking AI‑generated sentences with probability scores. It integrates with Chrome, Moodle, Zapier, and offers an API, delivering up to 98% accuracy and low false‑positives while protecting user privacy.
Freemium
- $7/mo
AI Photo Organizer classifies images locally with neural networks, enabling drag‑and‑drop uploads, custom categories, and duplicate detection. It generates a script that moves kept photos into chosen folders and deletes others, all processed on the user’s computer.
Freemium
Uncheck AI detects AI‑generated content and rewrites it to evade detection while preserving meaning, grammar, and style. Supporting over 30 languages and removing watermark phrases, its output is error‑free, plagiarism‑free, and suitable for email marketing and SEO.
Freemium
- $6.99/mo
Uncheck AI evaluates text for AI signatures, then rewrites it into human‑like, spam‑free prose that passes detectors such as GPTZero, Turnitin, Copyleaks, and ZeroGPT. It removes OpenAI watermarks, supports SEO‑friendly, multilingual content, and gives simultaneous detection scores.
Freemium
- $12.99/mo
Bypass AI rewrites AI‑generated text into human‑readable, undetectable content while preserving SEO keywords and style. It delivers results in seconds, offers tone customization, and includes integrated plagiarism and AI detection checks for verified originality.
Freemium
- $4.99/mo
Checkforai is an AI tool that detects AI-generated content in written text, ensuring authenticity and helping prevent plagiarism and search engine penalization.
Free
Originality.ai evaluates text for AI generation, plagiarism, factual accuracy, readability, grammar, and SEO. The Chrome extension and web app enable on‑page checks, bulk scanning, PDF uploads, and API integration for writers and editors.
Free trial
- $12.95/mo
AI Detector Pro provides comprehensive recognition of AI-generated text and includes advanced features to manage AI generation reports efficiently.
Free trial
ContentDetector.AI is a free tool that identifies AI-generated written text, including Chat GPT and GPT 3 content, and provides an estimated percentage score of AI generation likelihood.
Free
PlagiarismSearch.com compares submitted text to a vast database of web pages, journals, and printed sources, highlighting matches and providing similarity reports, AI‑content detection, readability checks, spell‑check, and API integration for real‑time academic integrity.
Paid
DeepAI offers browser‑based AI tools for text‑to‑image, photo editing, background removal, super‑resolution, and video/musical generation, plus APIs for integration. It prioritizes user ownership, privacy, fast processing, and supports conservation research via object detection and habitat mapping.
Subscription
Doubao AI is an all‑in‑one desktop and web assistant for drafting and editing text, translating multilingual content, generating images from prompts, analyzing documents for summaries and key facts, performing AI-powered web search, and providing code assistance.
Freemium
X Detector analyzes up to 5,000 characters, giving per‑word probability scores to identify whether a passage was written by ChatGPT, Claude, Gemini, or a human. It supports over 20 languages, processes millions of texts, and encrypts data for privacy.
Freemium
MyDetector is a free tool that detects AI-generated text and humanizes it to ensure authenticity. It supports multiple languages, offers 99% accuracy, and refines content to match human-like quality.
Free
AI Voice Detector identifies AI‑generated speech with up to 99 % accuracy. It analyzes MP3, WAV, OGG, M4A, MP4, MOV files up to 10 min by segmenting audio, applying voice‑activity detection, and deep‑learning scoring. Supports multiple languages, Chrome extension, desktop app, API.
Subscription
- $24.99
Removal.AI instantly isolates foreground subjects from .jpg and .jpeg images, offering preview, high‑resolution downloads, background replacement, manual eraser, API integration, batch processing, and professional editing support. Ideal for photographers, designers, marketers, and e‑commerce sites n
Free
- $0.13
Lunchbreak AI scans documents with Turnitin, GPTZero and other detectors, highlights AI‑flagged sections, and offers one‑click rewriting that preserves meaning and voice. It supports academic, research, and business writing, ensuring detector compliance without loss of originality.
Freemium
AI Detector evaluates text for AI authorship likelihood, delivering a percentage score. It compares style, vocabulary, sentence length, and coherence against extensive human and AI datasets, enabling targeted edits for academic, SEO, and publishing standards.
Free
- $5.91
GPTZero AI Detector scans documents for potential AI-generated content, providing in-depth results on AI probabilities, vocabulary analysis, and hallucination detection, as well as plagiarism checking and authorship verification capabilities.
Freemium
- $12/mo
AI Essay Writer generates original essays in over 50 languages. Users set topic, type, length, and language; an optional undetectable mode reduces AI detection. It includes AI detection, plagiarism checking, and editing tools for personalized, compliant essays.
Subscription
- $17.98/mo
a1.art is an online AI image and video generator offering 250,000 collections and millions of filters for rapid editing. It supports style transfer, batch processing, category search, API integration, asset logging, and high‑resolution output.
Freemium
uPass AI rewrites AI‑generated content to lower detection scores from Turnitin, GPTZero, and Copyleaks. It offers simultaneous detection checks and human‑like rephrasing, preserving meaning while improving grammar and reducing redundancy for academic writing.
Freemium
- $12.99/mo
AI Humanizer turns AI‑generated text into natural language while preserving meaning. It detects AI origin with leading systems, supports 50+ languages and long documents, offers Chrome extension and API, and lets users select pre‑built models or clone their own style.
Subscription
- $8.25/mo
Deepany.ai offers AI tools for creative projects, including deepfakes, face swap, cloth inpainting, and an art generator.
Freemium
Pixel Dojo consolidates 70+ AI models—Flux 2, Nano Banana 2, Veo 3.1, WAN—into one workspace for instant image and video creation, real‑time animation, 16× upscaling, one‑click background removal, character consistency, virtual try‑on, and API access for developers.
Freemium
AI Art Generator uses Stable Diffusion to produce oil, anime, portrait, game asset, or custom‑prompt images. Post‑generation tools—upscaler, background and object removal, colorizer—let designers, marketers, and developers quickly refine outputs.
Freemium
AIFaceSwap lets you swap faces in photos, GIFs, and videos without sign‑up. It supports JPG, PNG, WebP, batch processing, and gender swapping. Results are watermark‑free, auto‑deleted after 24 hours, and mobile‑friendly.
Free
AI Detector Deutsch identifies whether German text is human or AI‑generated by analyzing linguistic patterns, syntax, and context. It highlights AI‑created sections, enabling rapid authenticity checks for academic work, research, and content creation.
Freemium
Illuminarty is an AI tool that detects AI-generated images and texts using computer vision and NLP algorithms. It offers a browser extension and API for automated detection.
Freemium
NoPlagio checks uploaded documents against 80 million academic articles and live web sources, supporting 129 languages. It gives similarity scores, color‑coded plagiarism types (citation, paraphrase, improper reference), source links, and protects privacy by never storing files.
Freemium
PatternedAI is an AI‑powered platform that quickly generates, recolors, and exports seamless textile patterns in high resolution. It offers one‑click brand‑aligned colorways, mockup previews, and a white‑label editor, delivering royalty‑free designs ready for production.
Free trial
Semihuman.ai converts AI‑generated text into natural, undetectable prose that passes Turnitin, GPTZero, and ZeroGPT. The web and API tools rewrite up to 250 words in 10‑30 seconds, preserving keyword density and readability for SEO and academic use.
Freemium
- $6/mo
Pic Copilot AI provides e‑commerce brands with AI‑driven image creation, including virtual try‑on, model swaps, background removal, color adjustments, and multilingual text translation. It auto‑generates marketing visuals and page layouts, cutting design time and boosting visual quality and conversi
Freemium
- $14.9/mo
PhotoAiD generates passport, visa, and driver‑license photos from user selfies. The AI crops, resizes, and removes backgrounds to meet official specifications, flags compliance issues, and offers downloadable high‑resolution images or same‑day printed copies via Android or iOS.
Free
Deepfake Detector analyzes audio, video, and image files with up to 95 % accuracy, offering noise removal, probability scores, confidence levels, and multilingual support. It includes a Chrome extension for web checks and an API for real‑time verification in business communications.
Paid
AI Content Detector - Trusted GPT-4 analyzes text to identify human-written versus AI-generated content. It offers document uploads, supports multiple languages, and provides percentage-based insights on originality, making it useful for educators and content creators.
Free
Rewritify AI transforms AI‑generated text into natural, human‑like prose in 50+ languages while preserving meaning and keyword density. Real‑time AI detection checks, plagiarism verification, and SEO‑friendly output make it suitable for students, writers, marketers, journalists, and e‑commerce opera
Subscription
- $9/mo
WeDetect.AI is an image detection tool that verifies whether images are AI-generated. Its efficient analysis assists users in combating misinformation, ensuring authenticity in online platforms, and validating visual content for various scenarios like shopping and social media.
Free
BypassGPT rewrites AI‑generated content to be human‑readable, correcting grammar and punctuation while producing SEO‑friendly, plagiarism‑safe text. It also bypasses spam filters and supports over 50 languages with an API for marketers and students.
Subscription
- $7/mo
AI Photo Studio delivers AI‑powered image and video creation, including generation, background removal, virtual try‑on, style libraries, advanced editing (skin, age, expression, eye color), outpainting, thumbnails, and direct social publishing via a web interface.
Free
- $1.99
Dog Breed Identifier analyzes a single dog photo, evaluating ear shape, muzzle length, coat pattern, and body proportions to match over 100 breeds. It aids owners, breeders, and vets in confirming breed, planning care, and training, without retaining images.
Free
Winston AI is an AI tool that detects AI-generated content and plagiarism. It allows users to categorize and label documents easily and efficiently.
Free trial