# K-9 Mail vs Zimbra Desktop Comparison | | K-9 Mail | Zimbra Desktop | |---|---|---| | **Star Rating** | 4.5 out of 5 | 4.4 out of 5 | | **Total Reviews** | 13 | 22 | | **Largest Market Segment** | Small-Business (46.2% of reviews) | Mid-Market (45.5% of reviews) | | **Entry Level Price** | No pricing available | No pricing available | --- ## Ratings Comparison | Rating | K-9 Mail | Zimbra Desktop | |---|---|---| | **Meets Requirements** | 8.8 (11 reviews) | 8.9 (20 reviews) | | **Ease of Use** | 8.5 (11 reviews) | 8.3 (20 reviews) | | **Ease of Setup** | Not enough data | Not enough data | | **Ease of Admin** | Not enough data | Not enough data | | **Quality of Support** | 8.3 (8 reviews) | 8.2 (19 reviews) | | **Has the product been a good partner in doing business?** | Not enough data | Not enough data | | **Product Direction (% positive)** | 7.1 (12 reviews) | 7.7 (20 reviews) | --- ## Pricing ### K-9 Mail #### Entry-Level Pricing No pricing available #### Free Trial No information available ### Zimbra Desktop #### Entry-Level Pricing No pricing available #### Free Trial No information available --- ## Features Comparison By Category ### Email Client | Product | Score | Reviews | |---|---|---| | **K-9 Mail** | N/A | N/A | | **Zimbra Desktop** | 8.7/10 | 10 | #### Inbox Tools | Feature | K-9 Mail | Zimbra Desktop | |---|---|---| | **Unified Inbox** | Not enough data | 9.5 (10 reviews) | | **Filters** | Not enough data | 8.8 (10 reviews) | | **Reminders** | Not enough data | 8.3 (10 reviews) | | **Notifications** | Not enough data | 9.0 (10 reviews) | #### Coordination Tools | Feature | K-9 Mail | Zimbra Desktop | |---|---|---| | **Calendar** | Not enough data | 9.1 (9 reviews) | | **Contacts** | Not enough data | 8.3 (10 reviews) | | **Task Management** | Not enough data | 8.9 (9 reviews) | #### Software Options | Feature | K-9 Mail | Zimbra Desktop | |---|---|---| | **Desktop Application** | Not enough data | 8.3 (10 reviews) | | **Mobile Application** | Not enough data | 7.9 (8 reviews) | #### Email Client - Agentic AI | Feature | K-9 Mail | Zimbra Desktop | |---|---|---| | **Autonomous Task Execution** | Not enough data | Not enough data | | **Cross-system Integration** | Not enough data | Not enough data | --- ## Categories **Shared Categories (1):** [Email Client Software](https://www.g2.com/categories/email-client) --- ## Reviewer Demographics ### By Company Size | Segment | K-9 Mail | Zimbra Desktop | |---|---|---| | **Small-Business** | 46.2% | 18.2% | | **Mid-Market** | 30.8% | 45.5% | | **Enterprise** | 23.1% | 36.4% | ### By Industry #### K-9 Mail - **Computer Software:** 15.4% - **Venture Capital & Private Equity:** 7.7% - **Translation and Localization:** 7.7% - **Retail:** 7.7% - **Pharmaceuticals:** 7.7% - **Oil & Energy:** 7.7% - **Individual & Family Services:** 7.7% - **Health, Wellness and Fitness:** 7.7% - **Events Services:** 7.7% - **Entertainment:** 7.7% - **Other:** 15.4% #### Zimbra Desktop - **Oil & Energy:** 13.6% - **Information Technology and Services:** 13.6% - **Writing and Editing:** 9.1% - **Higher Education:** 9.1% - **Education Management:** 9.1% - **Publishing:** 4.5% - **Online Media:** 4.5% - **Media Production:** 4.5% - **Marketing and Advertising:** 4.5% - **Human Resources:** 4.5% - **Other:** 22.7% --- ## Alternatives ### Alternatives to K-9 Mail - [Microsoft Outlook](https://www.g2.com/products/microsoft-outlook/reviews) — 4.5/5 stars (3484 reviews) - [Thunderbird](https://www.g2.com/products/thunderbird/reviews) — 4.3/5 stars (339 reviews) - [BlueMail](https://www.g2.com/products/bluemail/reviews) — 4.3/5 stars (53 reviews) - [Spike](https://www.g2.com/products/spike/reviews) — 4.6/5 stars (262 reviews) - [Front](https://www.g2.com/products/front/reviews) — 4.7/5 stars (2467 reviews) - [Microsoft 365](https://www.g2.com/products/microsoft365/reviews) — 4.6/5 stars (5827 reviews) - [Superhuman Mail](https://www.g2.com/products/superhuman-mail/reviews) — 4.7/5 stars (1254 reviews) - [Missive](https://www.g2.com/products/missive/reviews) — 4.7/5 stars (833 reviews) - [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56419 reviews) - [Mailbird](https://www.g2.com/products/mailbird/reviews) — 3.6/5 stars (101 reviews) ### Alternatives to Zimbra Desktop - [Thunderbird](https://www.g2.com/products/thunderbird/reviews) — 4.3/5 stars (339 reviews) - [Microsoft Outlook](https://www.g2.com/products/microsoft-outlook/reviews) — 4.5/5 stars (3484 reviews) - [Spike](https://www.g2.com/products/spike/reviews) — 4.6/5 stars (262 reviews) - [Front](https://www.g2.com/products/front/reviews) — 4.7/5 stars (2467 reviews) - [Mailspring](https://www.g2.com/products/mailspring/reviews) — 3.8/5 stars (18 reviews) - [Mailbird](https://www.g2.com/products/mailbird/reviews) — 3.6/5 stars (101 reviews) - [Shift](https://www.g2.com/products/redbrick-shift/reviews) — 4.5/5 stars (264 reviews) - [Microsoft 365](https://www.g2.com/products/microsoft365/reviews) — 4.6/5 stars (5827 reviews) - [Superhuman Mail](https://www.g2.com/products/superhuman-mail/reviews) — 4.7/5 stars (1254 reviews) - [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56419 reviews) --- ## Top Discussions ### K-9 Mail No discussions available for this product. ### Zimbra Desktop No discussions available for this product. --- **Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/k-9-mail-vs-zimbra-desktop)