Outlook Web App

Category - Web Mail

Outlook Web App is the mail client for subscribers of Office 365 for Business and Exchange Online. Organize and answer email with short voice responses or simple swipes.


We have discovered  18,294 live websites   that are using Outlook Web App.

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Technology usage statistics

Websites using Outlook Web App18,294 websites
Most popular in the country United States
Market position in Web Mail#129
Market penetration in Web Mail<0.1%
Most popular version15.1.2507

Technology adoption

Recent changes in Outlook Web App usage. (See Outlook Web App Usage Changes report)
Websites that added Outlook Web App+149
Websites that dropped Outlook Web App-262
Websites that changed version of Outlook Web App896

Outlook Web App usage distribution by website rank

The correlation between utilization of Outlook Web App technology and the relative popularity of websites

Geographical Distribution

Technology usage distribution by websites across the globe.



Websites utilizing Outlook Web App

Top websites that use Outlook Web App
DomainCountryRankContacts
outlook.live.com United States1,610
outlook.office365.com United States1,859
outlook.com United States3,440
www.outlook.com United States3,440
hotmail.com United States4,051
outlook.office.com United States4,336
See full domain list

Always Used together


Microsoft ASP.NET: Total 3,593,034 domains found using Microsoft ASP.NET
Category - Web Application Frameworks. 12,265,166 domains found using Web Application Frameworks


Alternative Technologies


Google Workspace: Total 14,272,850 domains found using Google Workspace
Microsoft 365: Total 5,331,863 domains found using Microsoft 365
GoDaddy Email: Total 2,299,766 domains found using GoDaddy Email
Ionos Email: Total 1,791,683 domains found using Ionos Email
Hostgator Mail: Total 961,390 domains found using Hostgator Mail
OVH Mail: Total 960,773 domains found using OVH Mail
Strato Email: Total 765,008 domains found using Strato Email
MailChannels: Total 639,470 domains found using MailChannels
Zoho: Total 457,906 domains found using Zoho
Aruba.it Mail: Total 450,110 domains found using Aruba.it Mail





Major Versions

  • 15.xx (60 subversions, 12,541 domains)