The Zimbra platform provides a space for open collaboration and messaging, as well as online private social networking and community building among st...Read more
Current Customer(s)
Market Share (Est.)
Ranking
The top three of Zimbra’s competitors in the Communication category are Breezy HR with 63.64%, Whatsapp Business with 14.22%, Slack with 6.43% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Breezy HR | 5906380 | 63.64% | Zimbra vs Breezy HR |
| Whatsapp Business | 1319755 | 14.22% | Zimbra vs Whatsapp Business |
| Slack | 597036 | 6.43% | Zimbra vs Slack |
| Microsoft Office 365 | 497181 | 5.36% | Zimbra vs Microsoft Office 365 |
| Outreach | 273313 | 2.94% | Zimbra vs Outreach |
| Intercom | 165242 | 1.78% | Zimbra vs Intercom |
| Quip | 73027 | 0.79% | Zimbra vs Quip |
| Agile CRM | 40934 | 0.44% | Zimbra vs Agile CRM |
| Skype | 39798 | 0.43% | Zimbra vs Skype |
| Asana | 32011 | 0.34% | Zimbra vs Asana |
| Twilio | 22429 | 0.24% | Zimbra vs Twilio |
| Avaya | 20684 | 0.22% | Zimbra vs Avaya |
| GoToWebinar | 17979 | 0.19% | Zimbra vs GoToWebinar |
| Verizon | 16963 | 0.18% | Zimbra vs Verizon |
| Ryver | 11119 | 0.12% | Zimbra vs Ryver |
| PBworks BusinessHub | 10962 | 0.12% | Zimbra vs PBworks BusinessHub |
| Canvas LMS | 10723 | 0.12% | Zimbra vs Canvas LMS |
| Recruiterbox | 10088 | 0.11% | Zimbra vs Recruiterbox |
| Bitrix24 | 10006 | 0.11% | Zimbra vs Bitrix24 |
| Mitel | 9531 | 0.10% | Zimbra vs Mitel |
Popular Comparisons
The top three of Zimbra’s competitors in the Communication category are Breezy HR with 63.64%, Whatsapp Business with 14.22%, Slack with 6.43% market share.
Zimbra vs Breezy HR
Zimbra vs Whatsapp Business
Zimbra vs Slack
Zimbra vs Microsoft Office 365
Zimbra vs Outreach
Zimbra vs Intercom
Zimbra vs Quip
Zimbra vs Agile CRM
Around the world in 2026, over 3773 companies have started using Zimbra as Communication tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| IBM | 10,000+ | Armonk | New York | United States | |
| Purdue University | 10,000+ | West Lafayette | Indiana | United States | |
| EJERCITO NACIONAL CONTADURIA PRINCIPAL DEL COMANDO DEL EJERCITO | 10,000+ | Bogota | Bogota D.C. | Colombia | |
| MNC Media | 10,000+ | Jakarta | Jakarta | Indonesia | |
| Viettel Group | 10,000+ | Hanoi | Ha Noi | Vietnam | |
| Conduent | 10,000+ | Florham Park | New Jersey | United States | |
| Eletrobras | 10,000+ | Rio de Janeiro | Rio de Janeiro | Brazil | |
| TRIBUNAL DE JUSTICA DO ESTADO DE GOIAS | 10,000+ | Goiania | Goias | Brazil | |
| Nikon | 10,000+ | Tokyo | Tokyo | Japan | |
| Pakistan International Airlines | 10,000+ | Karachi | Sindh | Pakistan |
The top three products and services offering customers that use Zimbra for Communication are Software Development (103), Cloud Services (100), Managed Services (99).
Customers
The majority of Zimbra's customers for the communication category fall in the company size of 100 - 249 employees (772 companies), 20 - 49 employees (629 companies), 1,000 - 4,999 employees (605 companies).
Employee Size
The top three geographies of Zimbra for communication are the United States with 704(28.06%), Brazil with 549(21.88%), India with 347(13.83%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top Zimbra competitors?
Zimbra’s Top competitors in the communication category are Breezy HR, Whatsapp Business, Slack. You can view a full list of Zimbra competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Zimbra and 40,000 other technologies on the internet. You can also compare Zimbra and its feature with top competitors here : Zimbra vs Breezy HR Zimbra vs Whatsapp Business Zimbra vs Slack.
What is Zimbra customer distribution based on company size?
What is Zimbra market share in the communication?
What are the top countries that use Zimbra?
What are the top industries that use Zimbra?
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