🆚 Outlook on the web vs. SquirrelMail

Compare technologies based on real-world usage data *

Type

Webmail software solution
Webmail software solution

About

Outlook on the web is a web-based app included in Microsoft 365 that allows users to access their email, calendar, and contacts.

SquirrelMail is a webmail client written in PHP that includes support for IMAP, SMTP, and a flexible plugin system.

Headquarters

Redmond, Washington, United States

Website

Pricing

Free ✔️Open source

Categories

Webmail › Rank #2
Webmail › Rank #7

Popularity

Determined by the number of sites using each technology.

The Outlook on the web webmail software solution is 8 times more popular than SquirrelMail.
Total websites

Market share

Webmail

Popularity by country

Determined by the number of sites detected from each country.

Outlook on the web is more popular than SquirrelMail in all countries.
United States
Russia
Canada
Hong Kong
China
France
United Kingdom
Brazil
Germany
Denmark

Awards

Popularity by domain category

Determined by the number of sites in each category.

Outlook on the web is more popular than SquirrelMail in all market segments.
Business
Travel
Web Mail
Technical/Business Forums
Shareware/Freeware

Top sites

Top-ranked sites that use these technologies.

Name
Rank
#75,393
View more ➝
Name
Rank
#135,242
#156,528
#3,606,225
View more ➝

See also

* According to recent studies, many of online reviews are fake.
When making your decision, it is better to rely on data that cannot be falsified.
Our service evaluates the popularity of technologies by the number of websites using them.

Statistics were last calculated on .
For details, see our methodology and disclaimer.