Greenbone vs ZAP:Which is more popular?
In September 2026, ZAP had more branded searches than Greenbone among vulnerability scanning tools worldwide. ZAP had about 49,500 branded searches, while Greenbone had 18,100. ZAP made up 12.8% of all vulnerability scanning tool searches we track, and Greenbone accounted for 4.7%. When we asked ChatGPT and Google AI Overviews about vulnerability scanning tools, Greenbone appeared in all five answers and ZAP in three. Greenbone was mentioned before ZAP in four out of five answers.
Who do people search for more?
ZAP, about 3 searches for every 1 for Greenbone
Who does AI mention more?
Greenbone, mentioned in every answer we collected
Who does AI recommend more?
Greenbone, named ahead of ZAP in 4 of 5 answers
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Top vulnerability scanning tools in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Greenbone appeared in all five answers. ZAP was mentioned in three out of five: in one of the three ChatGPT answers and in both Google AI Overviews. Greenbone was listed before ZAP in four out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Tenable5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Greenbone5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Burp Suite3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers- ZAP3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Trivy3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Rapid73 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Qualys2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Acunetix1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Intruder0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about vulnerability scanning tools
5 answers
Asked ChatGPT
“Which vulnerability scanning tool should I use?”
Asked ChatGPT
“What are the best vulnerability scanning tools?”
Asked ChatGPT
“What's the best vulnerability scanning tool for a small security team?”
Searched Google, AI Overview
“vulnerability scanning tools”
Searched Google, AI Overview
“vulnerability scan software”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Greenbone or ZAP more popular in search?
This chart shows how often people search Google for Greenbone and ZAP by name. Each line represents a brand's share of searches for all nine vulnerability scanning tools we track, month by month, from English-language searches worldwide.
Share of searches by month for ZAP, Greenbone. The figures are in the table below the chart.
View monthly share of searches table
| Month | Burp Suite | Qualys | Tenable | ZAP | Trivy | Rapid7 | Greenbone | Acunetix | Intruder |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 31.8% | 11.7% | 17.4% | 11.7% | 6.4% | 9.5% | 7.8% | 3.5% | 0.14% |
| Nov 2025 | 32.3% | 11.8% | 17.7% | 11.8% | 6.5% | 9.7% | 6.5% | 3.5% | 0.11% |
| Dec 2025 | 35.9% | 10.8% | 16.1% | 10.8% | 7.2% | 8.8% | 7.2% | 3.2% | 0.13% |
| Jan 2026 | 35.2% | 10.6% | 15.8% | 10.6% | 7.1% | 10.6% | 7.1% | 3.2% | 0.13% |
| Feb 2026 | 34.8% | 12.8% | 15.6% | 10.4% | 7% | 10.4% | 5.7% | 3.1% | 0.12% |
| Mar 2026 | 28.4% | 10.4% | 12.7% | 10.4% | 23.1% | 8.5% | 3.8% | 2.5% | 0.12% |
| Apr 2026 | 33.1% | 12.1% | 14.8% | 12.1% | 12.1% | 8.1% | 4.4% | 3% | 0.12% |
| May 2026 | 36.4% | 10.9% | 16.3% | 10.9% | 8.9% | 8.9% | 4.9% | 2.7% | 0.13% |
| Jun 2026 | 31.4% | 14.1% | 14.1% | 14.1% | 9.5% | 9.5% | 4.2% | 2.8% | 0.14% |
| Jul 2026 | 32% | 14.4% | 14.4% | 11.8% | 9.6% | 9.6% | 5.3% | 2.9% | 0.11% |
| Aug 2026 | 31.3% | 14.1% | 14.1% | 11.5% | 11.5% | 9.4% | 5.2% | 2.8% | 0.09% |
| Sep 2026 | 35% | 12.8% | 12.8% | 12.8% | 10.5% | 8.6% | 4.7% | 2.6% | 0.1% |
How has the Greenbone and ZAP comparison changed over the last 12 months?
3 findings
- ZAP was ahead of Greenbone in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Greenbone’s share of searches among vulnerability scanning tools worldwide moved from 7.8% to 4.7%, and its estimated monthly branded searches moved from 33.1K to 18.1K.
- Across the 12 months ending September 2026, ZAP’s share of searches among vulnerability scanning tools worldwide moved from 11.7% to 12.8%, and its estimated monthly branded searches held steady at 49.5K.
How did search popularity change for vulnerability scanning tools worldwide in September 2026?
2 changes
In September 2026, ZAP overtook Trivy to rank 4th among vulnerability scanning tools worldwide, with 12.8% of the searches.
Estimated monthly branded searches for Greenbone worldwide fell 45.3% over 12 measured months, from 33.1K to 18.1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Greenbone’s and ZAP’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.
Other head-to-heads among vulnerability scanning tools
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