--- title: "Grammarly vs MaxAI: Which is searched more?" description: "Is Grammarly or MaxAI more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the AI browser extensions set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/grammarly-vs-maxai" publisher: "Brandwave" --- # Grammarly vs MaxAI: Which is searched more? Is Grammarly or MaxAI more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the AI browser extensions set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Grammarly and MaxAI - **Competitive set**: AI browser extensions - **Market**: Global - **Month measured**: Sep 2026 - **Grammarly Share of Search**: 24.6% - **MaxAI Share of Search**: 1.7% ## Is Grammarly or MaxAI more popular in search? - In September 2026, Grammarly had more branded searches than MaxAI among AI browser extensions worldwide. Grammarly had about 64,300 branded searches, while MaxAI had 4,400. Grammarly made up 24.6% of all AI browser extension searches we track, and MaxAI accounted for 1.7%. - Grammarly was ahead of MaxAI in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Grammarly’s share of searches among AI browser extensions worldwide moved from 27.8% to 24.6%, and its estimated monthly branded searches moved from 124K to 64.3K. - Across the 12 months ending September 2026, MaxAI’s share of searches among AI browser extensions worldwide moved from 1.5% to 1.7%, and its estimated monthly branded searches moved from 6.6K to 4.4K. ## Top AI browser extensions in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Grammarly was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. MaxAI was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Grammarly was listed before MaxAI in two out of three answers that named either. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Perplexity | 1st | 3 of 3 | 0 of 2 | 3 of 5 | | Sider | 2nd | 1 of 3 | 1 of 2 | 2 of 5 | | Monica | 3rd | 2 of 3 | 1 of 2 | 3 of 5 | | Grammarly | 4th | 2 of 3 | 1 of 2 | 3 of 5 | | Merlin | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | Harpa | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | MaxAI | 7th | 0 of 3 | 1 of 2 | 1 of 5 | ## Every AI answer about AI browser extensions - Asked ChatGPT "Which AI browser extension should I use?": 1. Perplexity, 2. Grammarly - Asked ChatGPT "What are the best AI browser extensions?": 1. Perplexity, 2. Sider, 3. Grammarly, 4. Harpa, 5. Monica, 6. Merlin - Asked ChatGPT "What's the best AI browser extension for browser help?": 1. Perplexity, 2. Monica - Searched Google, AI Overview "ai browser extension": 1. Sider, 2. Monica, 3. Merlin, 4. MaxAI, 5. Harpa, 6. Grammarly - Searched Google, AI Overview "chatgpt browser extension": named none of the brands we track Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How did search popularity change for AI browser extensions worldwide in September 2026? - In September 2026, Grammarly lost share of searches among AI browser extensions worldwide, from 27.3% to 24.6%. - Estimated monthly branded searches for MaxAI worldwide fell 33.3% over 12 measured months, from 6.6K to 4.4K in September 2026. ## Month by month | Month | Grammarly estimated searches | Grammarly Share of Search | Grammarly rank | MaxAI estimated searches | MaxAI Share of Search | MaxAI rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 124K | 27.8% | 2 | 6.6K | 1.5% | 6 | | Nov 2025 | 87.6K | 24.8% | 2 | 8.1K | 2.3% | 6 | | Dec 2025 | 121K | 37.9% | 1 | 6.6K | 2.1% | 6 | | Jan 2026 | 107K | 33.7% | 1 | 6.6K | 2.1% | 6 | | Feb 2026 | 121K | 32.1% | 2 | 6.6K | 1.8% | 6 | | Mar 2026 | 121K | 28.9% | 2 | 6.6K | 1.6% | 6 | | Apr 2026 | 121K | 34.2% | 1 | 6.6K | 1.9% | 6 | | May 2026 | 124K | 33.8% | 1 | 6.6K | 1.8% | 6 | | Jun 2026 | 82.6K | 29.1% | 2 | 6.6K | 2.3% | 6 | | Jul 2026 | 82.6K | 30.2% | 2 | 4.4K | 1.6% | 6 | | Aug 2026 | 71.7K | 27.3% | 2 | 4.4K | 1.7% | 6 | | Sep 2026 | 64.3K | 24.6% | 2 | 4.4K | 1.7% | 6 | ## How each brand is measured Brandwave collects information about searches that people make online using Grammarly’s and MaxAI’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Grammarly**: Measured on the search terms “grammarly chrome extension” and “grammarly extension”, summed into one figure. - **MaxAI**: Measured on the search term “maxai”. - [Grammarly profile](/demand/global-en/brands/grammarly) - [MaxAI profile](/demand/global-en/brands/maxai) - [All AI browser extensions worldwide](/demand/global-en/categories/ai-browser-extensions): The set both shares are measured inside, 7 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Grammarly or MaxAI more popular in search? In September 2026, Grammarly had more branded searches than MaxAI among AI browser extensions worldwide. Grammarly had about 64,300 branded searches, while MaxAI had 4,400. Grammarly made up 24.6% of all AI browser extension searches we track, and MaxAI accounted for 1.7%. ## Cite this page Brandwave. "Grammarly vs MaxAI: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/grammarly-vs-maxai This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/grammarly-vs-maxai. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.