Best Writing AI Browser Extensions

According to AlphaMoat, the Writing category tracks 793 AI browser extensions; the most-installed is Grammarly (40.0M users). Ranked by install count, listing extensions with 10,000+ users.

#	Extension	Publisher	Users	Rating
1	GrammarlyAI Writing Improve grammar, clarity, and tone with AI writing assistance directly in your browser	Grammarly	40.0M	★ 4.5
2	QuillbotAI Writing Check grammar, paraphrase text, and refine your writing without leaving the page	QuillBot	6.0M	★ 4.7
3	AI Grammar Checker & ParaphraserAI Writing LanguageTool checks grammar, spelling and punctuation as you type and adds style and paraphrasing suggestions in the browser.	LanguageTooler	2.0M	★ 4.7
4	WordtuneAI Writing Wordtune is an AI writing companion that paraphrases, rewrites, translates, and fixes grammar.	AI21 Labs	1.0M	★ 4.6
5	AI Grammar and Spell Checker by GingerAI Writing Ginger checks spelling and grammar as you type in the browser and adds an AI rephrase, a synonyms lookup and a definitions dictionary.	gingersoftware	500.0K	★ 3.8
6	Jetwriter AIAI WritingAI Browser / Web Automation+1 Write emails and messages, chat with any page, and polish your writing with AI in seconds.	Jetwriter AI	500.0K	★ 4.6
7	Compose AIAI WritingEmail Assistant Autocomplete sentences, draft emails, and rephrase text anywhere you type with AI.	compose	300.0K	★ 4.1
8	JustdoneAI Writing Justdone is an AI writing assistant that checks grammar, paraphrases, summarizes, and improves clarity in more than 30 languages as you write online.	JustDone	200.0K	★ 3.7
9	GPT WorkspaceAI WritingAI Document / PDF+1 GPT Workspace runs a GPT agent inside Google Sheets, Docs, Slides, Gmail and Drive so you can write, edit and analyse without leaving the file.	Qualtir	100.0K	★ 4.9
10	Conch AIAI Writing Conch AI is a writing assistant that helps draft, paraphrase, summarize, and cite sources directly in the browser.	Conch AI	100.0K	★ 4.7
11	HyperWriteAI Writing AI writing assistant that autocompletes your sentences in Gmail, Google Docs, ChatGPT, and more.	hyperwriteai	90.0K	★ 4.3
12	MerciAppAI WritingEmail Assistant Writing assistant that corrects, rephrases, and speeds up your text inside the tools you use.	J2S3	70.0K	★ 4.5
13	Grammar Checker and AI toolAI Writing This Spanish checker corrects grammar, spelling and punctuation as you write and rewrites or paraphrases text in the style you choose.	correctoai	70.0K	★ 4.6
14	WriterAI Writing Writer is an enterprise AI writing platform that helps teams draft, brand, and govern content across their workflows.	WRITER	70.0K	★ 4.4
15	写作猫浏览器插件AI WritingTranslation & Localization The Xiezuocat extension brings a Chinese writing assistant into any web page for searching, translating, drafting and proofreading.	xiezuocat	50.0K	★ 4.5
16	TextCortexAI WritingRAG / Knowledge Base TextCortex is an AI writing companion that helps teams and professionals write better from anywhere, with enterprise knowledge agents and a chat assistant called ZenoChat.	TextCortex AI	50.0K	★ 4.9
17	RytrAI Writing Rytr is an AI writing assistant that generates articles, marketing copy, and other content to help you write faster and beat blank-page anxiety.	rytr	40.0K	★ 3.8
18	editGPTAI Writing editGPT is a ChatGPT-based editing tool that proofreads your text, revises wording, and tracks every change you make.	Editgpt	40.0K	★ 4.0
19	LinguixAI Writing Multilingual grammar checker and rewriter that improves your writing and creates compelling content in real time.	Textly	30.0K	★ 4.5
20	Engage AIAI Writing Engage AI uses ChatGPT to draft LinkedIn comments, so sales and marketing teams can scale social selling without writing each reply by hand.	engage-ai	30.0K	★ 4.5
21	Semrush AI Writer and EditorAI Writing Semrush AI Writer and Editor improves your writing and creates content right where you work.	Semrush	20.0K	★ 4.5
22	Youtube Transcript AI SummaryAI Writing Youtube Transcript AI Summary produces YouTube transcript summaries through OpenAI, Google Gemini or Anthropic Claude, with manual and automatic modes.	aisummary	20.0K	★ 4.3
23	AI PowerPoint MakerAI Presentation AI PowerPoint Maker turns text, PDFs, videos and web pages into ready-to-present slides in seconds.	livepolls	20.0K	★ 3.8
24	TextOptimizerAI Writing TextOptimizer is an AI writing assistant that helps you craft SEO-rich, reader-friendly content with neural networks.	textoptimizer	20.0K	★ 4.6
25	Fix Grammar and SpellingAI Writing Fix Grammar and Spelling is a writing assistant that corrects typos and improves your text in any field with one click.	-	20.0K	★ 4.8
26	ParagraphAIAI WritingTranslation & Localization ParagraphAI provides AI summaries and writing assistance wherever users compose text.	ParagraphAI	20.0K	★ 4.4
27	OutwriteAI WritingTranslation & Localization Outwrite checks grammar, improves writing style, finds synonyms, and paraphrases sentences.	Outwrite	20.0K	★ 4.4
28	Zoho BluePencilAI Writing Secure writing assistant delivering spelling, grammar, and style suggestions as you type across the web.	zoho	20.0K	★ 3.7
29	Trinka AI for ChromeAI Writing An AI-based writing assistant that corrects academic grammar and improves tone, vocabulary, and conciseness in real time.	Crimson AI	10.0K	★ 3.8
30	JetBrains Grazie Writing CompanionAI WritingAI Assistant / Chatbot+1 Grazie is a free AI writing assistant that proofreads, autocompletes, rephrases and translates your text across the web.	JetBrains	10.0K	★ 4.2
31	AISEOAI Writing Transforms ChatGPT-generated content into natural, human-like text in your browser.	AISEO	10.0K	★ 4.7
32	WritingmateAI WritingAI Assistant / Chatbot GPT-4 powered copilot for writing emails and messages in seconds, one click from any tab.	writingmate	10.0K	★ 4.4
33	EztrackrAI WritingProject & Task Management Track job applications on a Kanban board and let EzAI draft personalized answers and cover letters.	Eztrackr	10.0K	★ 4.9
34	AI Resume Builder for LinkedInAI WritingAI Recruiting & HR LinkedRadar optimises your LinkedIn profile with AI keyword and title suggestions and builds a resume from your profile.	-	10.0K	★ 4.0
35	Wordvice AI Writing AssistantAI WritingTranslation & Localization Wordvice AI proofreads, paraphrases and translates your writing in the browser, working in Gmail, LinkedIn, Word and Sheets.	wordvice	10.0K	★ 4.5
36	Gimme SummaryAI Writing Summarize any article on the web with ChatGPT AI in one click, with no ads or tracking.	gimmesummary	10.0K	★ 3.0
37	SummYTAI WritingAI Video Generation Summarize YouTube videos instantly with timestamps and export notes to Notion, Evernote or Obsidian.	summyt	10.0K	★ 4.5
38	PaknevisAI Writing AI-based Persian writing assistant that checks and fixes your text across web environments.	Paknevis	10.0K	★ 4.6

Listings include Chrome extensions with 10,000+ users, by latest-month install count. See methodology.