--- title: "PostHog vs VWO: Which is searched more?" description: "Is PostHog or VWO more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the A/B 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/posthog-vs-vwo" publisher: "Brandwave" --- # PostHog vs VWO: Which is searched more? Is PostHog or VWO more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the A/B 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**: PostHog and VWO - **Competitive set**: A/B testing platforms - **Market**: Global - **Month measured**: Sep 2026 - **PostHog Share of Search**: 40.6% - **VWO Share of Search**: 5.6% ## Is PostHog or VWO more popular in search? - In September 2026, PostHog had more branded searches than VWO among A/B testing platforms worldwide. PostHog had about 246,000 branded searches, while VWO had 34,100. PostHog made up 40.6% of all A/B testing platform searches we track, and VWO accounted for 5.6%. - PostHog was ahead of VWO in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, PostHog’s share of searches among A/B testing platforms worldwide moved from 21.7% to 40.6%, and its estimated monthly branded searches moved from 110K to 246K. - Across the 12 months ending September 2026, VWO’s share of searches among A/B testing platforms worldwide moved from 10.1% to 5.6%, and its estimated monthly branded searches moved from 50.9K to 34.1K. ## Top A/B testing platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, PostHog and VWO were each mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. PostHog was listed before VWO 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 | | --- | --- | --- | --- | --- | | PostHog | 1st | 3 of 3 | 1 of 2 | 4 of 5 | | Optimizely | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | Statsig | 3rd | 2 of 3 | 1 of 2 | 3 of 5 | | VWO | 4th | 3 of 3 | 1 of 2 | 4 of 5 | | AB Tasty | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | GrowthBook | 6th | 2 of 3 | 1 of 2 | 3 of 5 | | LaunchDarkly | 7th | 1 of 3 | 1 of 2 | 2 of 5 | | Convert Experiences | 8th | 1 of 3 | 0 of 2 | 1 of 5 | ## Every AI answer about A/B testing platforms - Asked ChatGPT "Which A/B testing platform should I use?": 1. PostHog, 2. Statsig, 3. GrowthBook, 4. VWO, 5. Optimizely - Asked ChatGPT "What are the best A/B testing platforms?": 1. Statsig, 2. PostHog, 3. VWO, 4. Optimizely, 5. GrowthBook, 6. LaunchDarkly, 7. Convert Experiences - Asked ChatGPT "What's the best A/B testing platform for A marketing team?": 1. VWO, 2. Optimizely, 3. AB Tasty, 4. PostHog - Searched Google, AI Overview "a/b testing platform": 1. Optimizely, 2. AB Tasty, 3. Statsig, 4. PostHog, 5. LaunchDarkly, 6. GrowthBook, 7. VWO - Searched Google, AI Overview "website testing software": 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 20, 2026. ## How did search popularity change for A/B testing platforms worldwide in September 2026? - In September 2026, LaunchDarkly overtook VWO to rank 3rd among A/B testing platforms worldwide, with 6.7% of the searches. - In September 2026, PostHog gained share of searches among A/B testing platforms worldwide, from 36.7% to 40.6%. - In September 2026, VWO lost share of searches among A/B testing platforms worldwide, from 6.2% to 5.6%. ## Month by month | Month | PostHog estimated searches | PostHog Share of Search | PostHog rank | VWO estimated searches | VWO Share of Search | VWO rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 110K | 21.7% | 2 | 50.9K | 10.1% | 3 | | Nov 2025 | 110K | 23.4% | 2 | 41.7K | 8.9% | 3 | | Dec 2025 | 110K | 23.5% | 2 | 41.5K | 8.9% | 3 | | Jan 2026 | 135K | 22.8% | 2 | 75.3K | 12.7% | 3 | | Feb 2026 | 90.5K | 18.9% | 2 | 61.7K | 12.9% | 3 | | Mar 2026 | 165K | 29.7% | 2 | 61.7K | 11.1% | 3 | | Apr 2026 | 110K | 22.2% | 2 | 50.8K | 10.2% | 3 | | May 2026 | 135K | 26.5% | 2 | 50.5K | 9.9% | 3 | | Jun 2026 | 201K | 34.7% | 2 | 50.5K | 8.7% | 3 | | Jul 2026 | 201K | 35.3% | 2 | 41.4K | 7.3% | 3 | | Aug 2026 | 201K | 36.7% | 2 | 33.9K | 6.2% | 3 | | Sep 2026 | 246K | 40.6% | 2 | 34.1K | 5.6% | 4 | ## How each brand is measured Brandwave collects information about searches that people make online using PostHog’s and VWO’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. - **PostHog**: Measured on the search term “posthog”. - **VWO**: Measured on the search terms “vwo”, “vwo ab testing” and “vwo testing”, summed into one figure. - [PostHog profile](/demand/global-en/brands/posthog) - [VWO profile](/demand/global-en/brands/vwo) - [All A/B testing platforms worldwide](/demand/global-en/categories/ab-testing-platforms): 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 PostHog or VWO more popular in search? In September 2026, PostHog had more branded searches than VWO among A/B testing platforms worldwide. PostHog had about 246,000 branded searches, while VWO had 34,100. PostHog made up 40.6% of all A/B testing platform searches we track, and VWO accounted for 5.6%. ## Cite this page Brandwave. "PostHog vs VWO: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/posthog-vs-vwo This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/posthog-vs-vwo. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.