How many companies use Gemius?

TechLeads currently detects Gemius on 13,034 websites. HTTP Archive's monthly crawl, a separate dataset, detected it on 30,026 pages in September 2026.

Who are Gemius's biggest competitors?

By number of websites, the largest Analytics technologies besides Gemius are Google Analytics (16,761,897), Facebook Pixel (3,414,792), Cloudflare Browser Insights (2,791,955), Google Universal Analytics (1,909,521), Site Kit (1,582,729).

Which companies use Gemius?

Websites using Gemius include haberler.com, idnes.cz, sozcu.com.tr, blic.rs, filmweb.pl, seznam.cz. The full list of 13,034 websites can be exported as a CSV for $29.

Gemius market share and customers

As of October 11, 2026, Gemius is used by 13,034 websites in the TechLeads index: 0.04% of all Analytics detections, the 85th most-used of 370 Analytics technologies.

13,034

websites using Gemius

0.04%

share of Analytics

#85

of 370 in Analytics

Cite this data

Quoting these numbers? Credit TechLeads with a link to this page.

Citation

TechLeads. "Gemius Customers and Market Share." Data as of October 11, 2026. https://techleads.fyi/technology/gemius/market-share

HTML link

<a href="https://techleads.fyi/technology/gemius/market-share">Gemius market share (TechLeads data)</a>

Gemius vs competitors in Analytics

Websites using each technology in the TechLeads index, and its share of all Analytics detections.

#	Technology	Websites	Share
1	Google Analytics	16,761,897	46.4%
2	Facebook Pixel	3,414,792	9.5%
3	Cloudflare Browser Insights	2,791,955	7.7%
4	Google Universal Analytics	1,909,521	5.3%
5	Site Kit	1,582,729	4.4%
6	Microsoft Clarity	1,081,651	3.0%
7

Gemius usage over time

In HTTP Archive's monthly crawl of public websites, Gemius was detected on 30,026 pages in September 2026, down 18.8% from a year earlier (peak: 121,695). Among the 1,000 most-visited sites, it appeared on 38. HTTP Archive is a separate dataset from the TechLeads index, so its numbers are not added to ours.

Same month, other Analytics technologies in HTTP Archive: Google Analytics 26,446,274, Facebook Pixel 8,201,867, Cloudflare Browser Insights 6,081,428, Site Kit 3,624,668, Microsoft Clarity 2,814,686.

Gemius customers by country

Based on country-code domains (such as .de or .co.uk); websites on .com and other generic domains are not assigned a country.

PL142
CZ115
HU85
SK55
RO50
UA38
PT28
US25
BG24
BE23

Companies using Gemius

haberler.com · Haberler
idnes.cz · iDNES.cz
sozcu.com.tr
blic.rs · Ringier AG
filmweb.pl · Filmweb
seznam.cz
onet.pl · Ringier Axel Springer Polska
sondakika.com
abola.pt
observador.pt
24ur.com · 24ur.com
2dehands.be · 2dehands

See all 13,034 websites using Gemius or download the full list as a CSV for $29.

How these numbers are calculated

TechLeads scans public websites and detects Gemius from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Market share is Gemius's website count divided by the website counts of all Analytics technologies we track; a site using two Analytics tools counts for both. Counts were last refreshed on October 11, 2026 and update daily.

FAQ

Gemius accounts for 0.04% of Analytics detections in the TechLeads index (13,034 websites), which makes it the 85th most-used of 370 Analytics technologies we track.