SmarterMail vs. IceWarp
A side-by-side comparison based on G2 review data.
| Metric | SmarterMail | IceWarp |
|---|---|---|
| Overall rating | 3.7 | 4.3 |
| Review count | 27 | 19 |
| Ease of use | 7.9 | 8.9 |
| Ease of setup | 8.6 | 9.4 |
| Quality of support | 7.7 | 8.5 |
| Meets requirements | 7.9 | 9.0 |
| NPS | 20 | 52.631579 |
| Small Business | 81.5% | 42.1% |
| Mid-Market | 14.8% | 57.9% |
| Enterprise | 3.7% | 0.0% |
| Total page views | 98 | 245 |
| Total LLM citations | 762 | 946 |
SmarterMail
SmarterMail, available on Linux, as a Docker container, and Windows, is the only business email server with native support for Exchange protocols such as MAPI, EWS, and EAS, eliminating the need for extra software or plug-ins. SmarterMail delivers full Exchange-level functionality at a fraction of the cost, with lower hardware requirements, greater stability, and reduced maintenance. SmarterMail also includes built-in team collaboration tools like audio/video chat and Online Meetings at no additional charge.
IceWarp
IceWarp is an all-in-one business email and collaboration platform that combines email, TeamChat, video conferencing, document collaboration, folder storage, and AI tools in one secure, cost-effective solution. Made in the EU, IceWarp is designed for organizations that value flexibility, control, and data privacy. A modern alternative to Microsoft 365 and Google Workspace, IceWarp is available via web, desktop, and mobile apps and offers flexible deployment options including cloud, self-hosted, and hybrid.