Copyleaks vs Secur3D

Gratuit / Open sourceZeroGPT is an AI content detection platform with a text AI detector, AI image and video detectors, AI humanizer, plagiarism checker, and a set of writing tools including paraphraser, summarizer, grammar checker, translator, and citation helper.

Gratuit / Open sourceGPTZero is an AI detection platform for identifying machine-generated text. It combines a text detector with a Chrome extension, a plagiarism checker, writing-process verification, and educator-focused classroom tools.

SpécialiséComprend une relecture humaine experte en plus des contrôles de plagiat, mais manque de détection automatisée native de contenu IA.

Gratuit / Open sourceUndetectable AI is a web platform that scans text for AI fingerprints and rewrites flagged passages so they read like natural human writing. It bundles an AI detector, an AI humanizer and a growing set of media authenticity tools in a single dashboard.

Gratuit / Open sourceDétection d'IA, plagiat et qualité de contenu en une seule analyse

Gratuit / Open sourceDétecteur d'IA multilingue avec analyse au niveau des phrases

Gratuit / Open sourceWinston AI is an AI content detection suite that identifies text and images produced by generators like ChatGPT, Gemini, and Claude. Alongside its detector it offers plagiarism checking, an AI image and deepfake detector, writing feedback, and an API for embedding detection into other platforms.

Gratuit / Open sourceUn détecteur d'IA qui montre les preuves, pas seulement le score

Gratuit / Open sourceDétection précise du plagiat et de l'IA pour écoles, universités et équipes

Quetext is an online writing-integrity platform built around its DeepSearch™ engine, combining a plagiarism checker, AI content detector, grammar checker, summarizer, humanizer, citation generator and paraphrasing assistant in one dashboard. It is used by students, teachers, copywriters and content teams to confirm that a piece of writing is original, human-written and properly sourced before it is submitted or published.

Gratuit / Open sourceDétecteur de contenu IA gratuit avec analyse phrase par phrase

Rulta is a DMCA takedown and content-protection service for online creators. It monitors the web and major platforms for stolen, reuploaded or impersonated content and files removal notices on your behalf, so you can focus on creating instead of chasing leaks.