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ZeroGPT 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.

GPTZero 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.

Verificador de IA gratuito com pontuação de probabilidade e sinais por frase

Undetectable 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.

Humaniza texto de IA e verifica quão humano se lê

Detecção empresarial de IA e plágio para integridade de conteúdo

Detector de IA, plágio e qualidade de conteúdo em uma única verificação

Filtragem de conteúdo com IA e controle parental sem bloquear a internet

Assistente de IA para o navegador com um clique

Escrever, revisar e resumir num só espaço

Phrasly is an AI writing suite built around a humanizer and detector pairing: it rewrites AI-generated drafts into more natural prose, then checks the result, alongside an AI writer, plagiarism checker, document editor, translator and chatbot.

Uhmegle is a free, browser-based chat platform that pairs you with random strangers for anonymous video or text conversations. It adds interest-based matching and active moderation on top of the classic random-chat formula, and requires no account to start talking.