# OpenText Email Security vs SmarterTools SmarterMail: side-by-side comparison (2026) [OpenText Email Security](https://cybersectools.com/tools/opentext-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [OpenText Cybersecurity](https://cybersectools.com/companies/opentext-cybersecurity). [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [SmarterTools](https://cybersectools.com/companies/smartertools). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more. ## Side-by-side comparison | | OpenText Email Security | SmarterTools SmarterMail | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | Cloud | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise | | Company | OpenText Cybersecurity | SmarterTools | | Headquarters | – | – | ### Use cases and capabilities | | OpenText Email Security | SmarterTools SmarterMail | |---|---|---| | Ransomware | Yes | – | | Spam Prevention | – | Yes | | Linux | – | Yes | | Windows | – | Yes | | DKIM | – | Yes | | SPF | – | Yes | | DMARC | – | Yes | ### Core features **OpenText Email Security** 10 features listed. Sign in on the page to see them. **SmarterTools SmarterMail** 10 features listed. Sign in on the page to see them. ### Integrations **OpenText Email Security** No integrations listed. **SmarterTools SmarterMail** 6 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [OpenText Email Security](https://cybersectools.com/tools/opentext-email-security) fits if you want a cloud product. - [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail) fits if you need to run it on your own servers and you are a startup. ## OpenText Email Security vs SmarterTools SmarterMail FAQ Common questions when comparing OpenText Email Security vs SmarterTools SmarterMail for email security platforms. ### What is the difference between OpenText Email Security and SmarterTools SmarterMail? **OpenText Email Security**: Comprehensive email security platform protecting inbound/outbound communications. Built by OpenText Cybersecurity. **SmarterTools SmarterMail**: Email server with antispam, antivirus, and security features for Linux/Windows. Built by SmarterTools. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes OpenText Email Security and SmarterTools SmarterMail? **OpenText Email Security** is made by OpenText Cybersecurity. **SmarterTools SmarterMail** is made by SmarterTools. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is OpenText Email Security a good alternative to SmarterTools SmarterMail? Often, yes. OpenText Email Security and SmarterTools SmarterMail are both Email Security Platforms products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [OpenText Email Security vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-opentext-email-security) - [OpenText Email Security vs PowerDMARC Hosted DMARC](https://cybersectools.com/compare/opentext-email-security-vs-powerdmarc-hosted-dmarc) - [OpenText Email Security vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/opentext-email-security-vs-sendmarc-dmarc-managed-services) - [SmarterTools SmarterMail vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-smartertools-smartermail) - [SmarterTools SmarterMail vs PowerDMARC Hosted DMARC](https://cybersectools.com/compare/powerdmarc-hosted-dmarc-vs-smartertools-smartermail) - [SmarterTools SmarterMail vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/sendmarc-dmarc-managed-services-vs-smartertools-smartermail) ## Alternatives to each - [See all OpenText Email Security alternatives](https://cybersectools.com/alternatives/opentext-email-security) - [See all SmarterTools SmarterMail alternatives](https://cybersectools.com/alternatives/smartertools-smartermail) --- Source: https://cybersectools.com/compare/opentext-email-security-vs-smartertools-smartermail For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/opentext-email-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on OpenText Email Security and SmarterTools SmarterMail: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md