--- title: "Oncrawl vs Semrush Site Audit: Which is searched more?" description: "Is Oncrawl or Semrush Site Audit more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the SEO website crawlers 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/oncrawl-vs-semrush-site-audit" publisher: "Brandwave" --- # Oncrawl vs Semrush Site Audit: Which is searched more? Is Oncrawl or Semrush Site Audit more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the SEO website crawlers 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**: Oncrawl and Semrush Site Audit - **Competitive set**: SEO website crawlers - **Market**: Global - **Month measured**: Sep 2026 - **Oncrawl Share of Search**: 2.2% - **Semrush Site Audit Share of Search**: 3.4% ## Is Oncrawl or Semrush Site Audit more popular in search? - In September 2026, Semrush Site Audit had more branded searches than Oncrawl among SEO website crawlers worldwide. Semrush Site Audit had about 2,900 branded searches, while Oncrawl had 1,900. Semrush Site Audit made up 3.4% of all SEO website crawler searches we track, and Oncrawl accounted for 2.2%. - The lead changed hands once in the 12 months ending September 2026: Semrush Site Audit took it in March 2026. - Across the 12 months ending September 2026, Oncrawl’s share of searches among SEO website crawlers worldwide moved from 2.8% to 2.2%, and its estimated monthly branded searches moved from 2.4K to 1.9K. - Across the 12 months ending September 2026, Semrush Site Audit’s share of searches among SEO website crawlers worldwide moved from 1.8% to 3.4%, and its estimated monthly branded searches moved from 1.6K to 2.9K. ## Top SEO website crawlers in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Semrush Site Audit was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Oncrawl was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Semrush Site Audit was listed before Oncrawl in three out of four 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 | | --- | --- | --- | --- | --- | | Screaming Frog | 1st | 3 of 3 | 1 of 2 | 4 of 5 | | Sitebulb | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | Ahrefs Site Audit | 3rd | 3 of 3 | 0 of 2 | 3 of 5 | | Lumar | 4th | 3 of 3 | 0 of 2 | 3 of 5 | | Semrush Site Audit | 5th | 3 of 3 | 0 of 2 | 3 of 5 | | Oncrawl | 6th | 0 of 3 | 1 of 2 | 1 of 5 | | JetOctopus | 7th | 1 of 3 | 0 of 2 | 1 of 5 | ## Every AI answer about SEO website crawlers - Asked ChatGPT "Which SEO website crawler should I use?": 1. Screaming Frog, 2. Sitebulb, 3. Ahrefs Site Audit, 4. Semrush Site Audit, 5. Lumar - Asked ChatGPT "What are the best SEO website crawlers?": 1. Screaming Frog, 2. Sitebulb, 3. Ahrefs Site Audit, 4. Semrush Site Audit, 5. Lumar, 6. JetOctopus - Asked ChatGPT "What's the best SEO website crawler for a technical SEO audit?": 1. Screaming Frog, 2. Sitebulb, 3. Lumar, 4. Ahrefs Site Audit, 5. Semrush Site Audit - Searched Google, AI Overview "seo crawler tool": 1. Screaming Frog, 2. Sitebulb, 3. Oncrawl - Searched Google, AI Overview "website crawl tool": 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 21, 2026. ## How did search popularity change for SEO website crawlers worldwide in September 2026? - In September 2026, Oncrawl gained share of searches among SEO website crawlers worldwide, from 1.5% to 2.2%. - In September 2026, Semrush Site Audit lost share of searches among SEO website crawlers worldwide, from 7.5% to 3.4%. ## Month by month | Month | Oncrawl estimated searches | Oncrawl Share of Search | Oncrawl rank | Semrush Site Audit estimated searches | Semrush Site Audit Share of Search | Semrush Site Audit rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 2.4K | 2.8% | 3 | 1.6K | 1.8% | 4 | | Nov 2025 | 1.9K | 2.2% | 3 | 1.3K | 1.5% | 5 | | Dec 2025 | 1.9K | 2.2% | 3 | 1.9K | 2.2% | 4 | | Jan 2026 | 1.9K | 2.2% | 3 | 1.9K | 2.2% | 4 | | Feb 2026 | 2.4K | 2.8% | 3 | 2.4K | 2.8% | 4 | | Mar 2026 | 2.4K | 2.3% | 4 | 4.4K | 4.2% | 3 | | Apr 2026 | 1.9K | 2.1% | 4 | 4.4K | 5% | 3 | | May 2026 | 1.6K | 1.8% | 5 | 6.6K | 7.3% | 2 | | Jun 2026 | 1.6K | 1.8% | 4 | 5.4K | 6.1% | 3 | | Jul 2026 | 1.6K | 1.7% | 5 | 8.1K | 8.7% | 2 | | Aug 2026 | 1.3K | 1.5% | 4 | 6.6K | 7.5% | 2 | | Sep 2026 | 1.9K | 2.2% | 4 | 2.9K | 3.4% | 3 | ## How each brand is measured Brandwave collects information about searches that people make online using Oncrawl’s and Semrush Site Audit’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. - **Oncrawl**: Measured on the search term “oncrawl”. - **Semrush Site Audit**: Measured on the search term “semrush site audit”. - [Oncrawl profile](/demand/global-en/brands/oncrawl) - [Semrush Site Audit profile](/demand/global-en/brands/semrush-site-audit) - [All SEO website crawlers worldwide](/demand/global-en/categories/seo-website-crawlers): 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 Oncrawl or Semrush Site Audit more popular in search? In September 2026, Semrush Site Audit had more branded searches than Oncrawl among SEO website crawlers worldwide. Semrush Site Audit had about 2,900 branded searches, while Oncrawl had 1,900. Semrush Site Audit made up 3.4% of all SEO website crawler searches we track, and Oncrawl accounted for 2.2%. ## Cite this page Brandwave. "Oncrawl vs Semrush Site Audit: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/oncrawl-vs-semrush-site-audit This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/oncrawl-vs-semrush-site-audit. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.