How many companies use Microsoft Entra ID?
As of October 2026, 3,072 companies show public evidence of using Microsoft Entra ID across the 1,789,110 company domains runsonwhat tracks. That makes Microsoft Entra ID the second most used of the 22 Auth & Identity tools with confirmed customers, behind Auth0 (5,281). The number is a lower bound: a company counts only when a public record, such as a DNS entry or Microsoft Entra ID's code on its website, shows the tool in use.
Which companies use Microsoft Entra ID?
Companies that use Microsoft Entra ID include Scaleform, Trend Micro - United States (US), ClassLink, DW and Msappproxy, according to runsonwhat's public-record scans (October 2026). The biggest industries among Microsoft Entra ID customers are IT services (16%) and healthcare (7.4%). The full list of 3,072 companies can be filtered by industry, company size and country on runsonwhat's Microsoft Entra ID page.
What industries use Microsoft Entra ID the most?
The industries with the most Microsoft Entra ID customers are IT services (16%), healthcare (7.4%) and real estate (6.7%), based on the 1,734 companies with a known industry.
Is Microsoft Entra ID more popular with startups or large companies?
Microsoft Entra ID is used mostly by mid-size companies: of the 2,731 companies with a known size, 40% have up to 50 employees, 49% have 51 to 1,000 and 11% have more than 1,000. Compared with all companies runsonwhat tracks, Microsoft Entra ID is 2.8× as common among companies with 1,001–5,000 employees.
Which countries use Microsoft Entra ID the most?
Most Microsoft Entra ID customers runsonwhat has found are based in the United States (53%), the United Kingdom (5.0%) and India (4.1%), out of 2,579 companies with a known country. Outside the United States, the biggest markets are the United Kingdom and India.
Is Microsoft Entra ID gaining or losing customers?
In the 90 days to October 2026, 13 companies started using Microsoft Entra ID and 1 company stopped, a net gain of 12. runsonwhat counts a start or a stop only between two checks of the same company done the same way, so a change in how a site is scanned never shows up as churn.
Microsoft Entra ID vs Auth0: which is more widely used?
Auth0 is more widely used: 5,281 companies show public evidence of Auth0, against 3,072 for Microsoft Entra ID (1.7× as many), according to runsonwhat (October 2026). 19 companies run both, which is 0.62% of Microsoft Entra ID's customers.
What are the most popular alternatives to Microsoft Entra ID?
By the number of companies using them, the most used Auth & Identity tools other than Microsoft Entra ID are Auth0 (5,281), Okta (1,750), Clerk (1,041) and SAP Customer Data Cloud (810), according to runsonwhat (October 2026). Not every tool in a category does the same job, so check each one's page; runsonwhat ranks all Auth & Identity tools at https://www.runsonwhat.com/tools/authentication.
What other tools do Microsoft Entra ID customers use?
Microsoft Entra ID customers use DocuSign, Adobe and Webex far more often than the average company. For example, 5.6% of Microsoft Entra ID customers also run DocuSign, 2.8× the rate among all companies runsonwhat tracks, and 5.7% run Adobe.
How long have companies been using Microsoft Entra ID?
At least 7 companies that use Microsoft Entra ID today have done so since before 2026, going by the first certificate of the subdomain each one points at Microsoft Entra ID. The earliest go back to 2012, and the most common start year among them is 2020.
How does runsonwhat know a company uses Microsoft Entra ID?
runsonwhat reads public records only. For Microsoft Entra ID, that means a subdomain that points at Microsoft Entra ID. A company is listed only when that record is present, and each match keeps the record it came from. DNS is rechecked weekly and websites about monthly.
DocuSignFinance & Legal2.8×more likely
AdobeCollaboration2.7×more likely
WebexCollaboration2.6×more likely
ExclaimerWorkspace2.3×more likely
BarracudaSecurity & Compliance2.3×more likely
Microsoft AzureHosting & Cloud2.3×more likely
ZoomCollaboration2.3×more likely
SalesforceSales & CRM2.2×more likely
Apple BusinessWorkspace2.2×more likely
KnowBe4Security & Compliance2.2×more likely
AtlassianDev Tools2.0×more likely
AnthropicAI2.0×more likely
