--- title: "SoapUI vs Swagger: Which is searched more?" description: "Is SoapUI or Swagger more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the API development 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/soapui-vs-swagger" publisher: "Brandwave" --- # SoapUI vs Swagger: Which is searched more? Is SoapUI or Swagger more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the API development 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**: SoapUI and Swagger - **Competitive set**: API development tools - **Market**: Global - **Month measured**: Sep 2026 - **SoapUI Share of Search**: 18.3% - **Swagger Share of Search**: 10.3% ## Is SoapUI or Swagger more popular in search? - In September 2026, SoapUI had more branded searches than Swagger among API development tools worldwide. SoapUI had about 27,100 branded searches, while Swagger had 15,200. SoapUI made up 18.3% of all API development tool searches we track, and Swagger accounted for 10.3%. - SoapUI was ahead of Swagger in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, SoapUI’s share of searches among API development tools worldwide moved from 28.7% to 18.3%, and its estimated monthly branded searches moved from 49.5K to 27.1K. - Across the 12 months ending September 2026, Swagger’s share of searches among API development tools worldwide moved from 13.2% to 10.3%, and its estimated monthly branded searches moved from 22.8K to 15.2K. ## Top API development tools in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Swagger was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. SoapUI was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Swagger was listed before SoapUI in every answer 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 | | --- | --- | --- | --- | --- | | Postman | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Insomnia | 2nd | 3 of 3 | 2 of 2 | 5 of 5 | | Bruno | 3rd | 3 of 3 | 1 of 2 | 4 of 5 | | Swagger | 4th | 2 of 3 | 1 of 2 | 3 of 5 | | Stoplight | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | Hoppscotch | 6th | 1 of 3 | 1 of 2 | 2 of 5 | | k6 | 7th | 2 of 3 | 0 of 2 | 2 of 5 | | SoapUI | 8th | 1 of 3 | 1 of 2 | 2 of 5 | ## Every AI answer about API development tools - Asked ChatGPT "Which API development tool should I use?": 1. Postman, 2. Bruno, 3. Insomnia, 4. Swagger - Asked ChatGPT "What are the best API development tools?": 1. Postman, 2. Bruno, 3. Swagger, 4. Insomnia, 5. Hoppscotch, 6. Stoplight, 7. k6, 8. SoapUI - Asked ChatGPT "What's the best API development tool for testing APIs?": 1. Postman, 2. Bruno, 3. Insomnia, 4. k6 - Searched Google, AI Overview "api development tools": 1. Postman, 2. Insomnia, 3. Swagger, 4. Stoplight, 5. SoapUI - Searched Google, AI Overview "rest api tool": 1. Postman, 2. Insomnia, 3. Bruno, 4. Hoppscotch 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 API development tools worldwide in September 2026? - In September 2026, SoapUI lost share of searches among API development tools worldwide, from 20% to 18.3%. - In September 2026, Swagger lost share of searches among API development tools worldwide, from 11.8% to 10.3%. ## Month by month | Month | SoapUI estimated searches | SoapUI Share of Search | SoapUI rank | Swagger estimated searches | Swagger Share of Search | Swagger rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 49.5K | 28.7% | 2 | 22.8K | 13.2% | 4 | | Nov 2025 | 40.5K | 25.9% | 2 | 20.1K | 12.9% | 4 | | Dec 2025 | 33.1K | 25.4% | 2 | 18.6K | 14.3% | 4 | | Jan 2026 | 33.1K | 22.8% | 2 | 19.4K | 13.4% | 4 | | Feb 2026 | 33.1K | 22.3% | 2 | 19.3K | 13% | 4 | | Mar 2026 | 40.5K | 25.3% | 2 | 22.8K | 14.2% | 4 | | Apr 2026 | 33.1K | 22.3% | 2 | 19.3K | 13% | 4 | | May 2026 | 33.1K | 23.2% | 2 | 17.9K | 12.6% | 4 | | Jun 2026 | 33.1K | 22.9% | 2 | 17.9K | 12.4% | 4 | | Jul 2026 | 27.1K | 19.6% | 2 | 17.9K | 13% | 4 | | Aug 2026 | 27.1K | 20% | 2 | 15.9K | 11.8% | 4 | | Sep 2026 | 27.1K | 18.3% | 2 | 15.2K | 10.3% | 4 | ## How each brand is measured Brandwave collects information about searches that people make online using SoapUI’s and Swagger’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. - **SoapUI**: Measured on the search term “soapui”. - **Swagger**: Measured on the search terms “swagger api”, “swagger api documentation”, “swagger development” and “swagger documentation”, summed into one figure. - [SoapUI profile](/demand/global-en/brands/soapui) - [Swagger profile](/demand/global-en/brands/swagger) - [All API development tools worldwide](/demand/global-en/categories/api-development-tools): The set both shares are measured inside, 8 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 SoapUI or Swagger more popular in search? In September 2026, SoapUI had more branded searches than Swagger among API development tools worldwide. SoapUI had about 27,100 branded searches, while Swagger had 15,200. SoapUI made up 18.3% of all API development tool searches we track, and Swagger accounted for 10.3%. ## Cite this page Brandwave. "SoapUI vs Swagger: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/soapui-vs-swagger This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/soapui-vs-swagger. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.