Top Chrome Extensions for Chatgpt Grammar Checker
Chatgpt Grammar Checker Chrome extensions — 670 monthly searches · Rankings shifted 10× in 7 days · Top 3 locked — dominated by incumbents
What Developers Can Learn
Intelligence derived from tracked keywords across all Chatgpt Grammar Checker sub-keywords
Most Congested
The market is open with a 0.005 concentration ratio, but Linguix commands 20,000 users as the established leader, leaving a 10,000-user gap to the next competitor.
New entrants must differentiate on quality rather than compete on user volume alone.
Possible Openings
Adjacent keywords like Chatgpt Voice Chat (2K monthly searches), Math Solver (1.8K), and TTS (1.3K) offer lower competition with meaningful search demand, making them viable expansion paths for Chatgpt Grammar Checker developers.
Positioning Patterns
Top performers like Magictool AI achieve the highest rating (4.8) despite fewer users, proving quality and specific AI features outweighs scale.
The avg top-5 rating of 4.1 signals users expect polished, AI-driven writing assistance, not basic spell-checkers.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  Linguix: Grammar Checker and AI Writing App | 20,000+ | ⭐ 4.5 | 7/7d | Chatgpt | — stable |
| 2 |  Secure AI Grammar Checker - GrammarSafe | 31 | ⭐ 3 | 7/7d | Chatgpt | — stable |
| 3 |  AI Chrome Extension powered by ChatGPT - Magictool AI | 9,000+ | ⭐ 4.8 | 7/7d | Chatgpt | — stable |
| 4 |  Grammar Checker | 16 | ⭐ 0 | 7/7d | Chatgpt | — stable |
| 5 |  Typely – AI Writing Assistant & Grammar Checker | 39 | ⭐ 4 | 7/7d | Chatgpt | — stable |
| 6 |  Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok | 5,000,000+ | ⭐ 4.9 | 7/7d | Chatgpt | — stable |
| 7 |  ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini) | 10,000+ | ⭐ 4.8 | 7/7d | Chatgpt | — stable |
| 8 |  Chat with all AI models (Gemini, Claude, DeepSeek…) & AI Agents | AITOPIA | 900,000+ | ⭐ 4.9 | 7/7d | Chatgpt | — stable |
| 9 |  QuickAI | 7 | ⭐ 0 | 7/7d | Chatgpt | — stable |
| 10 |  ChatBot AI - ChatGPT & Claude & Bard & Bing | 677 | ⭐ 3.9 | 7/7d | Chatgpt | — stable |
Linguix: Grammar Checker and AI Writing App
20,000+ · ⭐ 4.5 · 7/7d
Secure AI Grammar Checker - GrammarSafe
31 · ⭐ 3 · 7/7d
AI Chrome Extension powered by ChatGPT - Magictool AI
9,000+ · ⭐ 4.8 · 7/7d
Grammar Checker
16 · ⭐ 0 · 7/7d
Typely – AI Writing Assistant & Grammar Checker
39 · ⭐ 4 · 7/7d
Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok
5,000,000+ · ⭐ 4.9 · 7/7d
ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini)
10,000+ · ⭐ 4.8 · 7/7d
Chat with all AI models (Gemini, Claude, DeepSeek…) & AI Agents | AITOPIA
900,000+ · ⭐ 4.9 · 7/7d
QuickAI
7 · ⭐ 0 · 7/7d
ChatBot AI - ChatGPT & Claude & Bard & Bing
677 · ⭐ 3.9 · 7/7d
Ranking Volatility - Top 10 Ranks
7-day Top 10 movement snapshot (2026-07-14 to 2026-07-20)
Data Methodology
- Data source:
- Chrome Web Store search results
- Update frequency:
- Weekly
- Monthly Search Demand:
- Estimated demand indicator sourced from third-party keyword data. Not CWS-internal figures.