--- title: "Otter vs QuillBot: Which is searched more?" description: "Is Otter or QuillBot more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the AI summarisation tools 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/otter-ai-vs-quillbot" publisher: "Brandwave" --- # Otter vs QuillBot: Which is searched more? Is Otter or QuillBot more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the AI summarisation tools 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**: Otter and QuillBot - **Competitive set**: AI summarisation tools - **Market**: Global - **Month measured**: Sep 2026 - **Otter Share of Search**: 1.3% - **QuillBot Share of Search**: 16.7% ## Is Otter or QuillBot more popular in search? - In September 2026, QuillBot had more branded searches than Otter among AI summarisation tools worldwide. QuillBot had about 5 million branded searches, while Otter had 382,000. QuillBot made up 16.7% of all AI summarisation tool searches we track, and Otter accounted for 1.3%. - QuillBot was ahead of Otter in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Otter’s share of searches among AI summarisation tools worldwide moved from 2.6% to 1.3%, and its estimated monthly branded searches moved from 569K to 382K. - Across the 12 months ending September 2026, QuillBot’s share of searches among AI summarisation tools worldwide moved from 42.2% to 16.7%, and its estimated monthly branded searches moved from 9.1M to 5M. ## Top AI summarisation tools in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, QuillBot was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Otter did not appear in any of the five answers. 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 | | --- | --- | --- | --- | --- | | TLDR This | 1st | 0 of 3 | 2 of 2 | 2 of 5 | | QuillBot | 2nd | 0 of 3 | 2 of 2 | 2 of 5 | | Scholarcy | 3rd | 1 of 3 | 1 of 2 | 2 of 5 | | NotebookLM | 4th | 3 of 3 | 0 of 2 | 3 of 5 | | Otter | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about AI summarisation tools - Asked ChatGPT "Which AI summarisation tool should I use?": 1. NotebookLM - Asked ChatGPT "What are the best AI summarisation tools?": 1. NotebookLM, 2. Scholarcy - Asked ChatGPT "What's the best AI summarisation tool for summarising long documents?": 1. NotebookLM - Searched Google, AI Overview "article summariser": 1. TLDR This, 2. Scholarcy, 3. QuillBot - Searched Google, AI Overview "document summariser": 1. QuillBot, 2. TLDR This Not named in any answer: Otter. 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 summarisation tools worldwide in September 2026? - In September 2026, QuillBot lost share of searches among AI summarisation tools worldwide, from 19.7% to 16.7%. - Estimated monthly branded searches for Otter worldwide fell 32.8% over 12 measured months, from 569K to 382K in September 2026. ## Month by month | Month | Otter estimated searches | Otter Share of Search | Otter rank | QuillBot estimated searches | QuillBot Share of Search | QuillBot rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 569K | 2.6% | 3 | 9.1M | 42.2% | 2 | | Nov 2025 | 467K | 2% | 3 | 9.1M | 38.9% | 2 | | Dec 2025 | 383K | 1.7% | 3 | 6.1M | 26.8% | 2 | | Jan 2026 | 471K | 1.8% | 3 | 6.1M | 23% | 2 | | Feb 2026 | 477K | 1.8% | 3 | 6.1M | 23% | 2 | | Mar 2026 | 578K | 1.8% | 3 | 7.5M | 23% | 2 | | Apr 2026 | 574K | 1.6% | 3 | 6.1M | 16.7% | 2 | | May 2026 | 473K | 1.3% | 3 | 6.1M | 16.8% | 2 | | Jun 2026 | 387K | 1.3% | 3 | 5M | 16.7% | 2 | | Jul 2026 | 385K | 1.6% | 3 | 4.1M | 17.2% | 2 | | Aug 2026 | 383K | 1.5% | 3 | 5M | 19.7% | 2 | | Sep 2026 | 382K | 1.3% | 3 | 5M | 16.7% | 2 | ## How each brand is measured Brandwave collects information about searches that people make online using Otter’s and QuillBot’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. - **Otter**: Measured on the search terms “otter ai”, “otter ai app”, “otter ai notetaker”, “otter ai transcription”, “otter app”, “otter meeting notes”, “otter transcribe”, “otter transcription”, “otter.ai” and “otterai”, summed into one figure. - **QuillBot**: Measured on the search term “quillbot”. - [Otter profile](/demand/global-en/brands/otter-ai) - [QuillBot profile](/demand/global-en/brands/quillbot) - [All AI summarisation tools worldwide](/demand/global-en/categories/ai-summarisation-tools): The set both shares are measured inside, 5 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 Otter or QuillBot more popular in search? In September 2026, QuillBot had more branded searches than Otter among AI summarisation tools worldwide. QuillBot had about 5 million branded searches, while Otter had 382,000. QuillBot made up 16.7% of all AI summarisation tool searches we track, and Otter accounted for 1.3%. ## Cite this page Brandwave. "Otter vs QuillBot: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/otter-ai-vs-quillbot This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/otter-ai-vs-quillbot. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.