Websites using PostHog
PostHog is an all-in-one platform built specifically for product engineers and developers to analyze, test, and act on user behavior. Instead of using multiple third-party services, it combines product analytics, session replays, feature flags, A/B testing, and a data warehouse into a single tool with one SDK.
PostHog is currently installed on 249,905 websites.
In this report
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PostHog Usage Over Time
Total websites with PostHog installed, measured weekly.
| Week | Installs |
|---|---|
| 2026-06-20 | 51,993 |
| 2026-06-27 | 128,220 |
| 2026-07-04 | 163,627 |
| 2026-07-11 | 220,452 |
| 2026-07-18 | 249,976 |
| 2026-07-25 | 249,905 |
Top Websites Using PostHog
Here are the top 5 websites running PostHog ordered by rank.
| Domain | Title | Rank |
|---|---|---|
| adage.com | Advertising, Marketing, Media and Tech News - Ad Age | 204 |
| fontawesome.com | Font Awesome | 215 |
| bookshop.org | Bookshop.org: Buy books online. Support local bookstores. | 255 |
| 247wallst.com | 24/7 Wall St. - Insightful Analysis and Commentary for U.S. and Global Equity Investors | 448 |
| www.ycombinator.com | Y Combinator | 581 |
Top Countries for Websites Using PostHog
Here is the country breakdown for websites with PostHog installed.
- 8.1% of websites using PostHog are in United States
- 2.5% of websites using PostHog are in Germany
- 1.7% of websites using PostHog are in United Kingdom
| Country | Websites |
|---|---|
| Unknown | 181,977 |
| United States | 20,288 |
| Germany | 6,154 |
| United Kingdom | 4,133 |
| France | 3,959 |
| India | 3,230 |
| Russian Federation | 2,351 |
| Brazil | 2,120 |
| Canada | 1,970 |
| Australia | 1,842 |
Top Categories for Websites Using PostHog
Here are the top industry verticals for websites using PostHog.
- 28.5% of websites using PostHog are in the Business & Industrial category.
- 22% of websites using PostHog are in the Computers & Electronics category.
- 10.3% of websites using PostHog are in the Real Estate category.
- 8.2% of websites using PostHog are in the Food & Drink category.
| Category | Websites |
|---|---|
| Business & Industrial | 71,304 |
| Computers & Electronics | 55,008 |
| Real Estate | 25,799 |
| Food & Drink | 20,554 |
| Arts & Entertainment | 19,919 |
| Internet & Telecom | 14,144 |
| Health | 12,099 |
| Finance | 10,977 |
| Home & Garden | 10,823 |
| Jobs & Education | 10,495 |
Technologies Co-installed with PostHog
These are the technologies most commonly found alongside PostHog on the same websites.
| Technology | Websites |
|---|---|
| Google Tag Manager | 114,399 |
| Cloudflare | 109,967 |
| Google Adsense | 78,714 |
| Google Ads Pixel | 75,470 |
| Google Analytics | 49,840 |
| Google Workspace | 44,495 |
| YouTube Player | 42,346 |
| Vimeo | 37,012 |
| Facebook Pixel | 36,573 |
| Microsoft Clarity | 28,202 |
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