Paraphrase Tool

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.

支援 100+ 語言的 AI 改寫、比對與潤飾工具

用於改寫、人性化與去除抄襲的西班牙語 AI 改寫工具

支援七種改寫模式的免費 AI 改寫工具

具備多種模式、語氣與配套工具的 AI 改寫與寫作套件

RewriteGuru is a free online article rewriter, paraphraser, and plagiarism checker. It offers five rewriting modes, AI content detection, grammar and spell checking, and multi-language support, so you can produce unique versions of existing text, clean up grammar, and verify originality from a single workspace.

免費 AI 改寫，讓文字更清晰自然

Paraphrase Online is a free web paraphrasing tool that rewrites sentences and full documents in five modes: Word Changer, Sentence Rephraser, Academic, Creative and Shorten. Paste text or upload a .doc, .docx, .pdf or .txt file, choose a mode and language, and get rewritten text you can copy or download.

免費 AI 改寫工具，六種模式對應各種寫作風格

Plagiarism Remover is a free online tool that rewrites pasted text or uploaded documents to reduce duplication, offering four modes plus multilingual support.

免費的改寫、複述與內容生成工具箱

Reescribirtextos.net is a free Spanish-language AI rewriter that paraphrases text, changes words and removes plagiarism while keeping the original meaning.