--- title: "Horizon3.ai vs Tenable: Which is searched more?" description: "Is Horizon3.ai or Tenable more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Penetration testing platforms 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/horizon3-ai-vs-tenable" publisher: "Brandwave" --- # Horizon3.ai vs Tenable: Which is searched more? Is Horizon3.ai or Tenable more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Penetration testing platforms 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**: Horizon3.ai and Tenable - **Competitive set**: Penetration testing platforms - **Market**: Global - **Month measured**: Sep 2026 - **Horizon3.ai Share of Search**: 0.92% - **Tenable Share of Search**: 4.9% ## Is Horizon3.ai or Tenable more popular in search? - In September 2026, Tenable had more branded searches than Horizon3.ai among penetration testing platforms worldwide. Tenable had about 49,500 branded searches, while Horizon3.ai had 9,390. Tenable made up 4.9% of all penetration testing platform searches we track, and Horizon3.ai accounted for 0.92%. - Tenable was ahead of Horizon3.ai in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Horizon3.ai’s share of searches among penetration testing platforms worldwide moved from 0.41% to 0.92%, and its estimated monthly branded searches moved from 4.9K to 9.4K. - Across the 12 months ending September 2026, Tenable’s share of searches among penetration testing platforms worldwide moved from 6.1% to 4.9%, and its estimated monthly branded searches moved from 74K to 49.5K. ## Top penetration testing platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Tenable was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Horizon3.ai was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Tenable was listed before Horizon3.ai in three out of four 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 | | --- | --- | --- | --- | --- | | Burp Suite | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Kali Linux | 2nd | 2 of 3 | 1 of 2 | 3 of 5 | | Metasploit | 3rd | 2 of 3 | 2 of 2 | 4 of 5 | | ZAP | 4th | 3 of 3 | 2 of 2 | 5 of 5 | | Tenable | 5th | 2 of 3 | 1 of 2 | 3 of 5 | | Nmap | 6th | 1 of 3 | 2 of 2 | 3 of 5 | | Horizon3.ai | 7th | 1 of 3 | 1 of 2 | 2 of 5 | | Pentera | 8th | 1 of 3 | 1 of 2 | 2 of 5 | | Intruder | 9th | 0 of 3 | 1 of 2 | 1 of 5 | | Cobalt | 10th | 1 of 3 | 0 of 2 | 1 of 5 | | Astra Security | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about penetration testing platforms - Asked ChatGPT "Which penetration testing platform should I use?": 1. Kali Linux, 2. Burp Suite, 3. ZAP, 4. Pentera - Asked ChatGPT "What are the best penetration testing platforms?": 1. Kali Linux, 2. Burp Suite, 3. Metasploit, 4. Nmap, 5. ZAP, 6. Tenable, 7. Cobalt - Asked ChatGPT "What's the best penetration testing platform for security weaknesses?": 1. Burp Suite, 2. Metasploit, 3. Tenable, 4. ZAP, 5. Horizon3.ai - Searched Google, AI Overview "penetration testing software": 1. Burp Suite, 2. Kali Linux, 3. Metasploit, 4. Nmap, 5. Horizon3.ai, 6. Pentera, 7. Intruder, 8. ZAP - Searched Google, AI Overview "security testing tools": 1. ZAP, 2. Burp Suite, 3. Tenable, 4. Metasploit, 5. Nmap Not named in any answer: Astra Security. 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 penetration testing platforms worldwide in September 2026? - In September 2026, ZAP overtook Tenable to rank 4th among penetration testing platforms worldwide, with 5.1% of the searches. - Tenable’s share of searches among penetration testing platforms worldwide has lost ground for 3 months in a row, from 5.8% to 4.9% in September 2026. - Estimated monthly branded searches for Horizon3.ai worldwide rose 90.1% over 12 measured months, from 4.9K to 9.4K in September 2026. ## Month by month | Month | Horizon3.ai estimated searches | Horizon3.ai Share of Search | Horizon3.ai rank | Tenable estimated searches | Tenable Share of Search | Tenable rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 4.9K | 0.41% | 8 | 74K | 6.1% | 4 | | Nov 2025 | 4.1K | 0.39% | 8 | 74K | 7% | 4 | | Dec 2025 | 3.6K | 0.35% | 8 | 60.5K | 5.9% | 4 | | Jan 2026 | 4.4K | 0.43% | 8 | 60.5K | 5.9% | 4 | | Feb 2026 | 4.4K | 0.43% | 8 | 60.5K | 5.9% | 4 | | Mar 2026 | 5.9K | 0.55% | 8 | 60.5K | 5.6% | 4 | | Apr 2026 | 6.7K | 0.64% | 8 | 60.5K | 5.8% | 4 | | May 2026 | 6.7K | 0.72% | 8 | 60.5K | 6.5% | 4 | | Jun 2026 | 7.5K | 0.87% | 8 | 49.5K | 5.8% | 5 | | Jul 2026 | 7.5K | 0.85% | 8 | 49.5K | 5.6% | 4 | | Aug 2026 | 8.6K | 0.88% | 8 | 49.5K | 5% | 4 | | Sep 2026 | 9.4K | 0.92% | 8 | 49.5K | 4.9% | 5 | ## How each brand is measured Brandwave collects information about searches that people make online using Horizon3.ai’s and Tenable’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. - **Horizon3.ai**: Measured on the search terms “horizon 3 ai”, “horizon3 ai”, “horizon3 nodezero”, “horizon3.ai” and “nodezero”, summed into one figure. - **Tenable**: Measured on the search term “nessus”. - [Horizon3.ai profile](/demand/global-en/brands/horizon3-ai) - [Tenable profile](/demand/global-en/brands/tenable) - [All penetration testing platforms worldwide](/demand/global-en/categories/penetration-testing-platforms): The set both shares are measured inside, 11 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 Horizon3.ai or Tenable more popular in search? In September 2026, Tenable had more branded searches than Horizon3.ai among penetration testing platforms worldwide. Tenable had about 49,500 branded searches, while Horizon3.ai had 9,390. Tenable made up 4.9% of all penetration testing platform searches we track, and Horizon3.ai accounted for 0.92%. ## Cite this page Brandwave. "Horizon3.ai vs Tenable: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/horizon3-ai-vs-tenable This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/horizon3-ai-vs-tenable. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.