# Top 10 Z1 SecureMail Gateway Alternatives & Competitors Research alternative solutions to Z1 SecureMail Gateway on G2, with real user reviews on competing tools. Other important factors to consider when researching alternatives to Z1 SecureMail Gateway include reliability and ease of use. The best overall Z1 SecureMail Gateway alternative is Proofpoint Core Email Protection. Other similar apps like Z1 SecureMail Gateway are Paubox, Check Point Email Security, Proton Mail For Business, and Virtru Email Encryption. Z1 SecureMail Gateway alternatives can be found in [Email Encryption Software](https://www.g2.com/categories/email-encryption) but may also be in [Cloud Content Collaboration Software](https://www.g2.com/categories/cloud-content-collaboration) or [Secure Email Gateway Software](https://www.g2.com/categories/secure-email-gateway). ## Best Paid & Free Alternatives to Z1 SecureMail Gateway - [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) - [Paubox](https://www.g2.com/products/paubox/reviews) - [Check Point Email Security](https://www.g2.com/products/check-point-email-security/reviews) - [Proton Mail For Business](https://www.g2.com/products/proton-mail-for-business/reviews) - [Virtru Email Encryption](https://www.g2.com/products/virtru-email-encryption/reviews) - [Spike](https://www.g2.com/products/spike/reviews) - [Tresorit](https://www.g2.com/products/tresorit/reviews) - [Kiteworks](https://www.g2.com/products/kiteworks/reviews) - [NeoCertified Secure Email](https://www.g2.com/products/neocertified-secure-email/reviews) - [LuxSci](https://www.g2.com/products/luxsci/reviews) ## Top 10 Alternatives to Z1 SecureMail Gateway Recently Reviewed By G2 Community Browse options below. Based on reviewer data, you can see how Z1 SecureMail Gateway stacks up to the competition and find the best product for your business. ### 1. [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) By Proofpoint **Average Rating:** 4.6/5 **Total Reviews:** 601 Proofpoint Core Email Protection stops malware and non-malware threats such as impostor email. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Proofpoint Core Email Protection](https://www.g2.com/compare/proofpoint-core-email-protection-vs-z1-securemail-gateway) **Compare Proofpoint Core Email Protection with other alternatives:** - [Proofpoint Core Email Protection vs Paubox](https://www.g2.com/compare/paubox-vs-proofpoint-core-email-protection) - [Proofpoint Core Email Protection vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-proofpoint-core-email-protection) - [Proofpoint Core Email Protection vs Proton Mail For Business](https://www.g2.com/compare/proofpoint-core-email-protection-vs-proton-mail-for-business) - [Proofpoint Core Email Protection vs Virtru Email Encryption](https://www.g2.com/compare/proofpoint-core-email-protection-vs-virtru-email-encryption) - [Proofpoint Core Email Protection vs Spike](https://www.g2.com/compare/proofpoint-core-email-protection-vs-spike) - [Proofpoint Core Email Protection vs Tresorit](https://www.g2.com/compare/proofpoint-core-email-protection-vs-tresorit) - [Proofpoint Core Email Protection vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-proofpoint-core-email-protection) - [Proofpoint Core Email Protection vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-proofpoint-core-email-protection) - [Proofpoint Core Email Protection vs LuxSci](https://www.g2.com/compare/luxsci-vs-proofpoint-core-email-protection) ### 2. [Paubox](https://www.g2.com/products/paubox/reviews) By Paubox **Average Rating:** 4.9/5 **Total Reviews:** 581 Paubox is an easy way to send and receive HIPAA compliant email. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Paubox](https://www.g2.com/compare/paubox-vs-z1-securemail-gateway) **Compare Paubox with other alternatives:** - [Paubox vs Proofpoint Core Email Protection](https://www.g2.com/compare/paubox-vs-proofpoint-core-email-protection) - [Paubox vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-paubox) - [Paubox vs Proton Mail For Business](https://www.g2.com/compare/paubox-vs-proton-mail-for-business) - [Paubox vs Virtru Email Encryption](https://www.g2.com/compare/paubox-vs-virtru-email-encryption) - [Paubox vs Spike](https://www.g2.com/compare/paubox-vs-spike) - [Paubox vs Tresorit](https://www.g2.com/compare/paubox-vs-tresorit) - [Paubox vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-paubox) - [Paubox vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-paubox) - [Paubox vs LuxSci](https://www.g2.com/compare/luxsci-vs-paubox) ### 3. [Check Point Email Security](https://www.g2.com/products/check-point-email-security/reviews) By Check Point Software Technologies **Average Rating:** 4.6/5 **Total Reviews:** 534 Check Point Harmony Email & Office, protects enterprise data by preventing targeted attacks on SaaS applications and cloud-based email. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-z1-securemail-gateway) **Compare Check Point Email Security with other alternatives:** - [Check Point Email Security vs Proofpoint Core Email Protection](https://www.g2.com/compare/check-point-email-security-vs-proofpoint-core-email-protection) - [Check Point Email Security vs Paubox](https://www.g2.com/compare/check-point-email-security-vs-paubox) - [Check Point Email Security vs Proton Mail For Business](https://www.g2.com/compare/check-point-email-security-vs-proton-mail-for-business) - [Check Point Email Security vs Virtru Email Encryption](https://www.g2.com/compare/check-point-email-security-vs-virtru-email-encryption) - [Check Point Email Security vs Spike](https://www.g2.com/compare/check-point-email-security-vs-spike) - [Check Point Email Security vs Tresorit](https://www.g2.com/compare/check-point-email-security-vs-tresorit) - [Check Point Email Security vs Kiteworks](https://www.g2.com/compare/check-point-email-security-vs-kiteworks) - [Check Point Email Security vs NeoCertified Secure Email](https://www.g2.com/compare/check-point-email-security-vs-neocertified-secure-email) - [Check Point Email Security vs LuxSci](https://www.g2.com/compare/check-point-email-security-vs-luxsci) ### 4. [Proton Mail For Business](https://www.g2.com/products/proton-mail-for-business/reviews) By Proton AG **Average Rating:** 4.6/5 **Total Reviews:** 427 End-to-End encrypted email service Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Proton Mail For Business](https://www.g2.com/compare/proton-mail-for-business-vs-z1-securemail-gateway) **Compare Proton Mail For Business with other alternatives:** - [Proton Mail For Business vs Proofpoint Core Email Protection](https://www.g2.com/compare/proofpoint-core-email-protection-vs-proton-mail-for-business) - [Proton Mail For Business vs Paubox](https://www.g2.com/compare/paubox-vs-proton-mail-for-business) - [Proton Mail For Business vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-proton-mail-for-business) - [Proton Mail For Business vs Virtru Email Encryption](https://www.g2.com/compare/proton-mail-for-business-vs-virtru-email-encryption) - [Proton Mail For Business vs Spike](https://www.g2.com/compare/proton-mail-for-business-vs-spike) - [Proton Mail For Business vs Tresorit](https://www.g2.com/compare/proton-mail-for-business-vs-tresorit) - [Proton Mail For Business vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-proton-mail-for-business) - [Proton Mail For Business vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-proton-mail-for-business) - [Proton Mail For Business vs LuxSci](https://www.g2.com/compare/luxsci-vs-proton-mail-for-business) ### 5. [Virtru Email Encryption](https://www.g2.com/products/virtru-email-encryption/reviews) By Virtru **Average Rating:** 4.4/5 **Total Reviews:** 416 Virtru puts you in charge of how your digital information is shared. Combining control, convenience, and simplicity, Virtru makes it easy to keep your private communications private. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Virtru Email Encryption](https://www.g2.com/compare/virtru-email-encryption-vs-z1-securemail-gateway) **Compare Virtru Email Encryption with other alternatives:** - [Virtru Email Encryption vs Proofpoint Core Email Protection](https://www.g2.com/compare/proofpoint-core-email-protection-vs-virtru-email-encryption) - [Virtru Email Encryption vs Paubox](https://www.g2.com/compare/paubox-vs-virtru-email-encryption) - [Virtru Email Encryption vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-virtru-email-encryption) - [Virtru Email Encryption vs Proton Mail For Business](https://www.g2.com/compare/proton-mail-for-business-vs-virtru-email-encryption) - [Virtru Email Encryption vs Spike](https://www.g2.com/compare/spike-vs-virtru-email-encryption) - [Virtru Email Encryption vs Tresorit](https://www.g2.com/compare/tresorit-vs-virtru-email-encryption) - [Virtru Email Encryption vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-virtru-email-encryption) - [Virtru Email Encryption vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-virtru-email-encryption) - [Virtru Email Encryption vs LuxSci](https://www.g2.com/compare/luxsci-vs-virtru-email-encryption) ### 6. [Spike](https://www.g2.com/products/spike/reviews) By Spike **Average Rating:** 4.6/5 **Total Reviews:** 262 Spike focuses on the features that save you time. Unified inbox, team collaboration, real-time awareness & more in a single productivity app. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Spike](https://www.g2.com/compare/spike-vs-z1-securemail-gateway) **Compare Spike with other alternatives:** - [Spike vs Proofpoint Core Email Protection](https://www.g2.com/compare/proofpoint-core-email-protection-vs-spike) - [Spike vs Paubox](https://www.g2.com/compare/paubox-vs-spike) - [Spike vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-spike) - [Spike vs Proton Mail For Business](https://www.g2.com/compare/proton-mail-for-business-vs-spike) - [Spike vs Virtru Email Encryption](https://www.g2.com/compare/spike-vs-virtru-email-encryption) - [Spike vs Tresorit](https://www.g2.com/compare/spike-vs-tresorit) - [Spike vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-spike) - [Spike vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-spike) - [Spike vs LuxSci](https://www.g2.com/compare/luxsci-vs-spike) ### 7. [Tresorit](https://www.g2.com/products/tresorit/reviews) By Tresorit **Average Rating:** 4.5/5 **Total Reviews:** 260 Tresorit provides an end-to-end encrypted productivity solution for ultra-secure collaboration including managing, storing, syncing, and transferring files. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Tresorit](https://www.g2.com/compare/tresorit-vs-z1-securemail-gateway) **Compare Tresorit with other alternatives:** - [Tresorit vs Proofpoint Core Email Protection](https://www.g2.com/compare/proofpoint-core-email-protection-vs-tresorit) - [Tresorit vs Paubox](https://www.g2.com/compare/paubox-vs-tresorit) - [Tresorit vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-tresorit) - [Tresorit vs Proton Mail For Business](https://www.g2.com/compare/proton-mail-for-business-vs-tresorit) - [Tresorit vs Virtru Email Encryption](https://www.g2.com/compare/tresorit-vs-virtru-email-encryption) - [Tresorit vs Spike](https://www.g2.com/compare/spike-vs-tresorit) - [Tresorit vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-tresorit) - [Tresorit vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-tresorit) - [Tresorit vs LuxSci](https://www.g2.com/compare/luxsci-vs-tresorit) ### 8. [Kiteworks](https://www.g2.com/products/kiteworks/reviews) By Kiteworks **Average Rating:** 4.4/5 **Total Reviews:** 118 The Kiteworks platform prevents data breaches and compliance violations from 3rd party communications. With Kiteworks, CIOs and CISOs gain complete visibility, compliance and control over IP, PII, PHI, and other sensitive content across all 3rd party communication channels, including email, file sharing, mobile, enterprise apps, web portals, SFTP, and MFT. When users click the Kiteworks button, they know it’s the safe, secure way to share sensitive information with the outside world. With on-premise, private cloud, hybrid and FedRAMP deployment options, the Kiteworks platform provides the security and governance CISOs need to protect their organizations, mitigate risk, and adhere to rigorous compliance regulations such as NIST 800-171, HIPAA, SOX, GDPR, GLBA, FISMA, and others. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-z1-securemail-gateway) **Compare Kiteworks with other alternatives:** - [Kiteworks vs Proofpoint Core Email Protection](https://www.g2.com/compare/kiteworks-vs-proofpoint-core-email-protection) - [Kiteworks vs Paubox](https://www.g2.com/compare/kiteworks-vs-paubox) - [Kiteworks vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-kiteworks) - [Kiteworks vs Proton Mail For Business](https://www.g2.com/compare/kiteworks-vs-proton-mail-for-business) - [Kiteworks vs Virtru Email Encryption](https://www.g2.com/compare/kiteworks-vs-virtru-email-encryption) - [Kiteworks vs Spike](https://www.g2.com/compare/kiteworks-vs-spike) - [Kiteworks vs Tresorit](https://www.g2.com/compare/kiteworks-vs-tresorit) - [Kiteworks vs NeoCertified Secure Email](https://www.g2.com/compare/kiteworks-vs-neocertified-secure-email) - [Kiteworks vs LuxSci](https://www.g2.com/compare/kiteworks-vs-luxsci) ### 9. [NeoCertified Secure Email](https://www.g2.com/products/neocertified-secure-email/reviews) By NeoCertified **Average Rating:** 4.8/5 **Total Reviews:** 101 NeoCertified is a solution that provides secure email encryption for businesses and organizations across all industries, including healthcare, finance, legal, non-profit and education. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs NeoCertified Secure Email](https://www.g2.com/compare/neocertified-secure-email-vs-z1-securemail-gateway) **Compare NeoCertified Secure Email with other alternatives:** - [NeoCertified Secure Email vs Proofpoint Core Email Protection](https://www.g2.com/compare/neocertified-secure-email-vs-proofpoint-core-email-protection) - [NeoCertified Secure Email vs Paubox](https://www.g2.com/compare/neocertified-secure-email-vs-paubox) - [NeoCertified Secure Email vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-neocertified-secure-email) - [NeoCertified Secure Email vs Proton Mail For Business](https://www.g2.com/compare/neocertified-secure-email-vs-proton-mail-for-business) - [NeoCertified Secure Email vs Virtru Email Encryption](https://www.g2.com/compare/neocertified-secure-email-vs-virtru-email-encryption) - [NeoCertified Secure Email vs Spike](https://www.g2.com/compare/neocertified-secure-email-vs-spike) - [NeoCertified Secure Email vs Tresorit](https://www.g2.com/compare/neocertified-secure-email-vs-tresorit) - [NeoCertified Secure Email vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-neocertified-secure-email) - [NeoCertified Secure Email vs LuxSci](https://www.g2.com/compare/luxsci-vs-neocertified-secure-email) ### 10. [LuxSci](https://www.g2.com/products/luxsci/reviews) By LuxSci **Average Rating:** 4.7/5 **Total Reviews:** 83 LuxSci provides HIPAA-compliant email, secure email & web services. Categories in common with Z1 SecureMail Gateway: [Email Encryption](https://www.g2.com/categories/email-encryption) **Compare:** [Z1 SecureMail Gateway vs LuxSci](https://www.g2.com/compare/luxsci-vs-z1-securemail-gateway) **Compare LuxSci with other alternatives:** - [LuxSci vs Proofpoint Core Email Protection](https://www.g2.com/compare/luxsci-vs-proofpoint-core-email-protection) - [LuxSci vs Paubox](https://www.g2.com/compare/luxsci-vs-paubox) - [LuxSci vs Check Point Email Security](https://www.g2.com/compare/check-point-email-security-vs-luxsci) - [LuxSci vs Proton Mail For Business](https://www.g2.com/compare/luxsci-vs-proton-mail-for-business) - [LuxSci vs Virtru Email Encryption](https://www.g2.com/compare/luxsci-vs-virtru-email-encryption) - [LuxSci vs Spike](https://www.g2.com/compare/luxsci-vs-spike) - [LuxSci vs Tresorit](https://www.g2.com/compare/luxsci-vs-tresorit) - [LuxSci vs Kiteworks](https://www.g2.com/compare/kiteworks-vs-luxsci) - [LuxSci vs NeoCertified Secure Email](https://www.g2.com/compare/luxsci-vs-neocertified-secure-email) ## Explore Articles - [Best platforms for real-time buyer intent alerts](https://www.g2.com/discussions/which-are-the-best-platforms-for-real-time-buyer-intent-alerts) - [Most effective loyalty management tool for startups](https://www.g2.com/discussions/most-effective-loyalty-management-tool-for-startups) - [Top-rated AI legal assistants for litigation support](https://www.g2.com/discussions/what-are-the-top-rated-ai-assistants-for-litigation-support) - [Best platforms for API monetization and usage tracking](https://www.g2.com/discussions/what-are-the-best-platforms-for-api-monetization-and-usage-tracking) - [What is the most affordable transcription service for SMBs?](https://www.g2.com/discussions/what-is-the-most-affordable-transcription-service-for-smbs) - [What is the most cost-effective local SEO platform for agencies?](https://www.g2.com/discussions/what-s-the-most-cost-effective-local-seo-platform-for-agencies) ## Spotlight Categories - [Influencer Marketing Platforms](https://www.g2.com/categories/influencer-marketing-platforms) - [Applicant Tracking Systems (ATS)](https://www.g2.com/categories/applicant-tracking-systems-ats) - [Threat Intelligence Software](https://www.g2.com/categories/threat-intelligence)