Microsoft Outlook
Outlook is a product that provides its users with an email service, calendar, and the ability to save and synchronize contacts.
Market Share of Microsoft Outlook
Current Customer(s)
288135
Market Share (Est.)
88.64%
Ranking
#1
Top Competitors and Alternatives of Microsoft Outlook
The top three of Microsoft Outlook’s competitors in the Email Client category are Amazon WorkMail with 8.77%, Zimbra with 1.16%, Yahoo Business Mail with 0.56% market share.
Popular Comparisons
Top Competitors and Alternatives of Microsoft Outlook
The top three of Microsoft Outlook’s competitors in the Email Client category are Amazon WorkMail with 8.77%, Zimbra with 1.16%, Yahoo Business Mail with 0.56% market share.
Microsoft Outlook vs Amazon WorkMail
Microsoft Outlook vs Zimbra
Microsoft Outlook vs Yahoo Business Mail
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Microsoft Outlook vs Apple Mail
Microsoft Outlook vs Roundcube
Customers of Microsoft Outlook
Around the world in 2026, over 284661 companies have started using Microsoft Outlook as Email Client tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Liberty Global Plc | 10,000+ | London | England | United Kingdom |     |
| Henry Schein | 10,000+ | Melville | New York | United States | |
| Finastra | 10,000+ | London | England | United Kingdom | |
| DXC Technology | 10,000+ | Ashburn | Virginia | United States | |
| ABM Industries | 10,000+ | New York City | New York | United States | |
| Nortek | 10,000+ | O'Fallon | Missouri | United States | |
| VNPost | 10,000+ | Hanoi | Ha Noi | Vietnam | |
| DB Schenker | 10,000+ | Essen | North Rhine-Westphalia | Germany | |
| Caterpillar Inc. | 10,000+ | Irving | Texas | United States | |
| Cargill | 10,000+ | Wayzata | Minnesota | United States | |
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Microsoft Outlook Customers by Products and Services
The top three products and services offering customers that use Microsoft Outlook for Email Client are Marketing (3731), Project Management (3636), Consulting (3312).
Customers
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Microsoft Outlook Customers by Employee Size
The majority of Microsoft Outlook's customers for the email-client category fall in the company size of 20 - 49 employees (87025 companies), 100 - 249 employees (63167 companies), 0 - 9 employees (62942 companies).
Employee Size
Microsoft Outlook Customers by Geography
The top three geographies of Microsoft Outlook for email-client are the United States with 141603(59.84%), United Kingdom with 27828(11.76%), Canada with 15670(6.62%) customers respectively.
Customers
Employees of Microsoft Outlook
Also see other Products/Services by Microsoft Outlook in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Microsoft Outlook competitors?
Microsoft Outlook’s Top competitors in the email-client category are Amazon WorkMail, Zimbra, Yahoo Business Mail. You can view a full list of Microsoft Outlook competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Microsoft Outlook and 40,000 other technologies on the internet. You can also compare Microsoft Outlook and its feature with top competitors here : Microsoft Outlook vs Amazon WorkMail Microsoft Outlook vs Zimbra Microsoft Outlook vs Yahoo Business Mail.
What is Microsoft Outlook customer distribution based on company size?
What is Microsoft Outlook market share in the email-client?
What are the top countries that use Microsoft Outlook?
What are the top industries that use Microsoft Outlook?
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