# Beyond Encryption Mailock for Outlook vs StealthMail: side-by-side comparison (2026) [Beyond Encryption Mailock for Outlook](https://cybersectools.com/tools/beyond-encryption-mailock-for-outlook) is a commercial [email encryption](https://cybersectools.com/categories/email-encryption) solution by [Beyond Encryption](https://cybersectools.com/companies/beyond-encryption). [StealthMail](https://cybersectools.com/tools/stealthmail) is a commercial [email encryption](https://cybersectools.com/categories/email-encryption) solution by [StealthMail](https://cybersectools.com/companies/stealthmail). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Beyond Encryption Mailock for Outlook | StealthMail | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Encryption | Email Encryption | | Verified | No | No | | Deployment type | Cloud | Hybrid | | Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise | | Company | Beyond Encryption | StealthMail | | Headquarters | – | – | ### Use cases and capabilities | | Beyond Encryption Mailock for Outlook | StealthMail | |---|---|---| | Encryption | Yes | Yes | | Outlook | Yes | – | | Microsoft | Yes | – | | Sensitive Data | Yes | – | ### Core features **Beyond Encryption Mailock for Outlook** 7 features listed. Sign in on the page to see them. **StealthMail** 10 features listed. Sign in on the page to see them. ### Integrations **Beyond Encryption Mailock for Outlook** 2 integrations listed. Sign in on the page to see them. **StealthMail** No integrations listed. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Beyond Encryption Mailock for Outlook](https://cybersectools.com/tools/beyond-encryption-mailock-for-outlook) fits if you want a cloud product and you are a small business. - [StealthMail](https://cybersectools.com/tools/stealthmail) fits if you need both cloud and on-premises options. ## Beyond Encryption Mailock for Outlook vs StealthMail FAQ Common questions when comparing Beyond Encryption Mailock for Outlook vs StealthMail for email encryption. ### What is the difference between Beyond Encryption Mailock for Outlook and StealthMail? **Beyond Encryption Mailock for Outlook**: Outlook add-in for end-to-end email encryption with recipient auth & revoke, built by Beyond Encryption. **StealthMail**: Enterprise email security via encrypted stealth-links, bypassing SMTP vulnerabilities, built by StealthMail. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Beyond Encryption Mailock for Outlook and StealthMail? **Beyond Encryption Mailock for Outlook** is made by Beyond Encryption. **StealthMail** is made by StealthMail. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Beyond Encryption Mailock for Outlook a good alternative to StealthMail? Often, yes. Beyond Encryption Mailock for Outlook and StealthMail are both Email Encryption products, and both cover Encryption. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Beyond Encryption Mailock for Outlook vs Honeycake Email](https://cybersectools.com/compare/beyond-encryption-mailock-for-outlook-vs-honeycake-email) - [Beyond Encryption Mailock for Outlook vs Beyond Encryption Mailock for M365](https://cybersectools.com/compare/beyond-encryption-mailock-for-m365-vs-beyond-encryption-mailock-for-outlook) - [Beyond Encryption Mailock for Outlook vs Beyond Encryption Mailock Enterprise](https://cybersectools.com/compare/beyond-encryption-mailock-enterprise-vs-beyond-encryption-mailock-for-outlook) - [StealthMail vs Honeycake Email](https://cybersectools.com/compare/honeycake-email-vs-stealthmail) - [StealthMail vs Beyond Encryption Mailock for M365](https://cybersectools.com/compare/beyond-encryption-mailock-for-m365-vs-stealthmail) - [StealthMail vs Beyond Encryption Mailock Enterprise](https://cybersectools.com/compare/beyond-encryption-mailock-enterprise-vs-stealthmail) ## Alternatives to each - [See all Beyond Encryption Mailock for Outlook alternatives](https://cybersectools.com/alternatives/beyond-encryption-mailock-for-outlook) - [See all StealthMail alternatives](https://cybersectools.com/alternatives/stealthmail) --- Source: https://cybersectools.com/compare/beyond-encryption-mailock-for-outlook-vs-stealthmail For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/beyond-encryption-mailock-for-outlook.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Beyond Encryption Mailock for Outlook and StealthMail: 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