Top Chrome Extensions for Chatgpt Writing Assistant
Chatgpt Writing Assistant Chrome extensions — 590 monthly searches · Rankings shifted 57× in 7 days · Top 3 partially locked by ChatGPT Writing Assistant, Autowriter | ChatGPT on Every Website
What Developers Can Learn
Intelligence derived from tracked keywords across all Chatgpt Writing Assistant sub-keywords
Most Congested
With 25 active extensions and an open concentration ratio, the ChatGPT Writing Assistant keyword has low competitive pressure.
MagickPen leads with 2000 users despite a 0.0 rating, suggesting early-mover user acquisition matters more than reviews for now.
Two fast movers are actively rising, indicating the space is attracting new entrants.
Possible Openings
Adjacent ChatGPT niches show clear demand: ChatGPT Voice Chat (2000 monthly searches), ChatGPT Math Solver (1800), and ChatGPT Text To Speech (1300) are underserved by extension developers.
ChatGPT Grammar Checker (670) offers a narrower but potentially less contested positioning.
Positioning Patterns
The top 3 reveals a quality gap: MagickPen dominates by user count (2000) but has zero ratings, while Autowriter differentiates with a 4.0 rating and 503 users.
The average top-5 rating is 4.3, meaning users expect polished products.
Naming strategies vary between direct keyword matching and feature-focused branding.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  ChatGPT Writing Assistant | 24 | ⭐ 0 | 7/7d | Chatgpt | ↑ rising |
| 2 |  MagickPen - ChatGPT Writing Assistant | 2,000+ | ⭐ 0 | 7/7d | Chatgpt | ↓ dropping |
| 3 |  Autowriter | ChatGPT on Every Website | 503 | ⭐ 4 | 7/7d | Chatgpt | — stable |
| 4 |  Ghostwrite: ChatGPT Email Assistant | 30,000+ | ⭐ 4 | 7/7d | Chatgpt | — stable |
| 5 |  Web Assistant - ChatGPT everywhere | 49 | ⭐ 5 | 7/7d | Chatgpt | — stable |
| 6 |  Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok | 5,000,000+ | ⭐ 4.9 | 7/7d | Chatgpt | ↑ rising |
| 7 |  Writingmate: #1 AI Copilot powered by GPT-4 | 10,000+ | ⭐ 4.4 | 7/7d | Chatgpt | ↓ dropping |
| 8 |  ZapGPT - Summarize, Translate & Rewrite with ChatGPT - AI Text Assistant | 162 | ⭐ 4.8 | 7/7d | Chatgpt | ↑ rising |
| 9 |  FutureWrite AI for Writing & More w/ ChatGPT | 601 | ⭐ 5 | 7/7d | Chatgpt | — stable |
| 10 |  Viinyx - AI Assistant (ChatGPT, GPT-4.5, Claude 4, DeepSeek) | 1,000+ | ⭐ 4 | 7/7d | Chatgpt | — stable |
ChatGPT Writing Assistant
24 · ⭐ 0 · 7/7d
MagickPen - ChatGPT Writing Assistant
2,000+ · ⭐ 0 · 7/7d
Autowriter | ChatGPT on Every Website
503 · ⭐ 4 · 7/7d
Ghostwrite: ChatGPT Email Assistant
30,000+ · ⭐ 4 · 7/7d
Web Assistant - ChatGPT everywhere
49 · ⭐ 5 · 7/7d
Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok
5,000,000+ · ⭐ 4.9 · 7/7d
Writingmate: #1 AI Copilot powered by GPT-4
10,000+ · ⭐ 4.4 · 7/7d
ZapGPT - Summarize, Translate & Rewrite with ChatGPT - AI Text Assistant
162 · ⭐ 4.8 · 7/7d
FutureWrite AI for Writing & More w/ ChatGPT
601 · ⭐ 5 · 7/7d
Viinyx - AI Assistant (ChatGPT, GPT-4.5, Claude 4, DeepSeek)
1,000+ · ⭐ 4 · 7/7d
Ranking Volatility - Top 10 Ranks
7-day Top 10 movement snapshot (2026-03-31 to 2026-04-06)
✦ Entered Top 10 This Week
↓ Dropped Out of Top 10
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.
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