Nativish vs Outwrite

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.

学術校正・盗用チェック・AI ライティングツールを一つの場所に

ProWritingAid is a writing platform that combines line-level grammar and style checking with planning, manuscript analysis and story critique tools aimed at novelists, students and professional writers.

可読性と文法のフィードバックで、力強く明快な文章を

Wordtune is an AI writing assistant from AI21 Labs that rewrites and tightens your sentences in one click, checks grammar, sums up documents and translates other languages into natural English.

即時フィードバックを返すAIチューターと本物の英会話練習

書き換え・ヒューマナイズ・盗用除去に対応するスペイン語AIパラフレーズ

Trinka is a privacy-first AI writing assistant built for academic and technical writing. Beyond grammar, it handles paraphrasing, consistency checks, file proofreading for Word and LaTeX, citation formatting and quality checks, plagiarism and AI detection, journal finding, and translation across 30+ languages.

Word と Overleaf に直接統合された、学術英語のためのAIライティングと校正

無料のオンライン文法・スペル・句読点チェッカー

書き直さずに文章を磨く高度なAI編集アシスタント

あらゆるテキストをチェック・修正・改善するAIライティングアシスタント