Speedwrite vs Swiftwriter

QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.

HumanizeAI.pro is a free, no-signup web tool that rewrites AI-generated text so it reads more like something a person actually wrote. Paste your ChatGPT, Gemini, or Claude output, clear the captcha, and the site returns a smoother, more conversational version that keeps your keywords and meaning intact.

讓 AI 文字更像人寫，並可檢測真人程度

把 AI 生成文字改寫得像真人書寫一樣自然

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.

HumanizeAI.io is a free online AI humanizer that rewrites text produced by chatbots like ChatGPT, Gemini, Claude and DeepSeek so it reads more naturally. It offers Basic, Aggressive and Enhanced rewriting modes, a keyword-lock feature, synonym suggestions, one-click rephrasing and a suite of more than 45 related writing tools for paraphrasing, summarizing, grammar checking and translation.

支援七種改寫模式的免費 AI 改寫工具

免費 AI 人性化改寫，讓機器文字讀起來更自然

具備多種模式、語氣與配套工具的 AI 改寫與寫作套件

一鍵把 AI 生成文字改寫成自然的人類語感

在同一處把 AI 文字人性化，並同時檢測多家 AI 偵測器

讓 AI 文字更自然，輕鬆躲過 AI 檢測器