Kerio Connect
Kerio Connect: A broad groupware server for teams that need administrative control and deployment choice. Ranked #24 of 33 in Business Email Hosting by our editors (6.6/10); pricing: Pricing on request · 30-day trial; best for small teams needing self-hosted groupware.
At a glance
- Editor score6.6 / 10
- PricingPricing on request · 30-day trial
- Best forSmall teams needing self-hosted groupware
- Free planNo
- Facts checked22 Sep 2026
Where it wins
- Combines email, calendars, contacts, tasks, notes, chat, and public folders
- Supports Outlook, IMAP, POP3, Exchange ActiveSync, and VMware
- Includes archiving, backups, anti-spam, antivirus, and two-factor authentication
Where it doesn't
- Uses contact-sales pricing instead of a self-serve plan
- Has no free plan
- Purchases are handled through resellers
Our verdict on Kerio Connect
Kerio Connect is a business email and collaboration server for small and midsize organizations. It brings together email, calendars, contacts, tasks, notes, chat, web access, desktop clients, and mobile access. Administrators can manage domains, users, mailbox quotas, authentication, archiving, backups, spam filtering, antivirus protection, and two-factor authentication. Its fit is strongest for teams that want groupware under centralized administrative control rather than a basic mailbox service.
Deployment and access flexibility are central to the product. Kerio Connect supports cloud and self-hosted deployment, along with Windows, macOS, Linux, desktop, and mobile environments. Users can connect through Microsoft Outlook, IMAP, POP3, or Exchange ActiveSync, while VMware support provides another deployment option. Migration tools for Microsoft Exchange and IMAP services can help organizations move existing mail into the platform. The tradeoff is a sales-led purchasing process: Kerio Connect uses contact-sales pricing, has no free plan, and purchases are handled through resellers.
For administrators, the feature set extends beyond messaging. Server-wide email archiving, automated backups, mailbox quotas, item-count limits, public folders, SSL, S/MIME, anti-spam, antivirus protection, and domain- or user-level two-factor authentication cover common operational and security requirements. The product should suit small and midsize teams that need email, collaboration features, and control over deployment. Organizations seeking a free tier, transparent self-serve pricing, or an open-source mail server should consider alternatives instead.
Your product? Our editors can test Kerio Connect in depth and publish a review, labelled as paid · from $149/mo →
Kerio Connect pricing
Kerio Connect fact sheet
| Free plan | No |
|---|---|
| Paid from | Not verified |
| Mailbox storage | Not verified |
| Aliases included | Not verified |
| Admin controls | Yes |
| Shared mailboxes | Not verified |
| Archiving & retention | Yes |
| Security controls | Advanced |
| Free trial | 30 days |
| Deployment | Cloud, Self-hosted, Desktop, Mobile |
| Platforms | Web, Windows, macOS, Linux |
| Compliance & security | 2FA |
| Support | Live chat, Tickets, Docs |
| Built for | Small business, Mid-market (editorial estimate) |
| Integrations | 5 integrations: Microsoft Outlook, IMAP, POP3, Exchange ActiveSync, VMware |
| Pricing | Pricing on request · 30-day trial |
| Website | support.kerioconnect.gfi.com |
| Facts checked | 22 Sep 2026 |
Kerio Connect integrations
Kerio Connect lists 5 integrations on its own site.
- Microsoft Outlook
- IMAP
- POP3
- Exchange ActiveSync
- VMware
Alternatives to Kerio Connect
- Zoho MailFlexible business email, from a limited free tier to paid plans with more storage and controls.9.4
- Microsoft Exchange OnlineA Microsoft-centered email service with generous mailboxes and administration tools.9.0
- Infomaniak MailBusiness email with unlimited storage, security controls and kSuite options.8.9
See all Kerio Connect alternatives →
Also Ranked In
Kerio Connect is ranked in 8 of our directories; the 6 strongest besides Business Email Hosting.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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