Katalon vs Selenium:Which is more popular?
In September 2026, Selenium had more branded searches than Katalon among test automation platforms worldwide. Selenium had about 39,800 branded searches, while Katalon had 12,100. Selenium made up 11.2% of all test automation platform searches we track, and Katalon accounted for 3.4%. When we asked ChatGPT and Google AI Overviews about test automation platforms, Katalon appeared in all five answers and Selenium in four. Selenium was mentioned before Katalon in three out of five answers.
Who do people search for more?
Selenium, about 3 searches for every 1 for Katalon
Who does AI mention more?
Katalon, mentioned in every answer we collected
Who does AI recommend more?
Selenium, named ahead of Katalon in 3 of 5 answers
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Top test automation platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Katalon appeared in all five answers. Selenium was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Selenium was listed before Katalon in three out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Playwright1st- Selenium2nd
Cypress3rd- Katalon4th
Appium5th- Tricentis Tosca6th
BrowserStack7th
TestMu AI–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Playwright5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Appium5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Katalon5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Selenium4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Cypress4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- BrowserStack3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Tricentis Tosca3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- TestMu AI0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about test automation platforms
5 answers
Asked ChatGPT
“Which test automation platform should I use?”
Asked ChatGPT
“What are the best test automation platforms?”
Asked ChatGPT
“What's the best test automation platform for application testing?”
Searched Google, AI Overview
“test automation platform”
Searched Google, AI Overview
“automated testing tool”
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 Katalon or Selenium more popular in search?
This chart shows how often people search Google for Katalon and Selenium by name. Each line represents a brand's share of searches for all eight test automation platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Selenium, Katalon. The figures are in the table below the chart.
View monthly share of searches table
| Month | BrowserStack | Playwright | Selenium | Appium | TestMu AI | Katalon | Tricentis Tosca | Cypress |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 41.8% | 10.6% | 21.6% | 8.4% | 8.4% | 4.6% | 1.7% | 3.1% |
| Nov 2025 | 44.3% | 11.5% | 19.6% | 7.3% | 8.9% | 4% | 1.8% | 2.7% |
| Dec 2025 | 47.1% | 11.3% | 17.1% | 7.7% | 9.4% | 3.5% | 1.5% | 2.3% |
| Jan 2026 | 44.2% | 13.2% | 16.1% | 7.3% | 10.9% | 4% | 1.8% | 2.7% |
| Feb 2026 | 56.6% | 10.7% | 12.7% | 6.2% | 7.6% | 2.8% | 1.5% | 1.9% |
| Mar 2026 | 54.2% | 10.8% | 13.8% | 7.3% | 7.3% | 3.3% | 1.5% | 1.8% |
| Apr 2026 | 52.2% | 12.8% | 13.3% | 7% | 7% | 3.8% | 1.7% | 2% |
| May 2026 | 54.8% | 12% | 12% | 7.4% | 7.4% | 3.3% | 1.5% | 1.6% |
| Jun 2026 | 48.9% | 14.9% | 14.5% | 8% | 6.6% | 3.6% | 1.6% | 2% |
| Jul 2026 | 57.3% | 12.6% | 11.2% | 6.3% | 6.3% | 2.8% | 1.5% | 1.8% |
| Aug 2026 | 55.9% | 13.4% | 12.7% | 6.2% | 6.2% | 2.8% | 1.5% | 1.4% |
| Sep 2026 | 56.4% | 13.8% | 11.2% | 6.2% | 6.2% | 3.4% | 1.5% | 1.3% |
How has the Katalon and Selenium comparison changed over the last 12 months?
3 findings
- Selenium was ahead of Katalon in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Katalon’s share of searches among test automation platforms worldwide moved from 4.6% to 3.4%, and its estimated monthly branded searches moved from 18.1K to 12.1K.
- Across the 12 months ending September 2026, Selenium’s share of searches among test automation platforms worldwide moved from 21.6% to 11.2%, and its estimated monthly branded searches moved from 85.1K to 39.8K.
How did search popularity change for test automation platforms worldwide in September 2026?
2 changes
In September 2026, Katalon gained share of searches among test automation platforms worldwide, from 2.8% to 3.4%.
In September 2026, Selenium lost share of searches among test automation platforms worldwide, from 12.7% to 11.2%.
How are branded searches counted?
6 search terms
Brandwave collects information about searches that people make online using Katalon’s and Selenium’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 test automation platforms
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