Check out our list of free Secure Email Gateway Software. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.
If you'd like to see more products and to evaluate additional feature options, compare all Secure Email Gateway Software to ensure you get the right product.
Proofpoint’s Core Email Protection (CEP) stops 99.99% of all email threats before they become compromises. It stops the broadest range of email cyberattacks, spam and graymail. For security analysts,
Paubox is a HIPAA compliant email security platform designed for healthcare organizations. It provides outbound email encryption and AI-powered inbound email protection, helping organizations safeguar
Paubox is a HIPAA compliant email encryption service that allows users to send secure emails without taking extra steps. Reviewers like the ease of use, seamless integration with existing email platforms, and the peace of mind provided by the automatic encryption of both incoming and outgoing emails. Reviewers noted occasional issues with emails being held up in quarantine, difficulty understanding the technology, and concerns about the cost, especially for small practices.
Email Security, Cloud Integrated (CI) protects organizations against all forms of email-based attacks, from phishing and credential theft to ransomware and zero-day threats. This solution deploys behi

SpamTitan Email Security identifies and prevents email spam, viruses via email, malware, malicious links, phishing attacks, spoofing and other email borne malicious threats. We provide advanced email
NeoCertified provides secure email encryption for businesses and individuals alike. With no sales minimums, no setup fees, and a fully-refundable product guarantee, NeoCertified is the simple, easy-to


Protect your business from disruption, financial loss and reputational damage. Libraesva Email Security stops known and emerging email threats from reaching their target, so you only receive legiti
Cloudflare One is a single-vendor secure access service edge (SASE) platform that converges security and networking services into a unified, global connectivity cloud. It replaces legacy, fragmented h
RMail® is the e-security platform by RPost®, a global leader since 2000. RMail specializes in elegantly easy to use email encryption for privacy and compliance, e-signatures, legal e-delivery proof, s

LuxSci provides HIPAA-compliant email and secure digital communication solutions for organizations that send sensitive healthcare data at scale. The platform is designed for high deliverability, autom
SecurityGateway™ protects all email platforms, including Microsoft Exchange, Microsoft 365, and others. Let our team of email security experts take the headache out of managing your company's email se
N-able™ Mail Assure is cloud-based email security helps you and your customers stay in control and protect inbound and outbound email using collective threat intelligence, 24/7 email continuity, and l
Kiteworks’ mission is to empower organizations to effectively manage risk in every send, share, receive, and save of sensitive content. To this end, we created a platform that delivers content governa
Kiteworks is a secure file sharing and collaboration platform that offers encryption, access controls, and compliance-focused tools, integrating with tools like Microsoft Office and Salesforce. Reviewers appreciate Kiteworks' robust security features, detailed audit trails, and seamless integration with existing tools, which enhance secure collaboration and compliance with regulatory requirements. Reviewers mentioned that the mobile app user experience could be improved, the interface could be more intuitive, and the initial setup can be complex for new users.
In today’s complex cyber-threat environment, you need an email security solution that delivers comprehensive security against sophisticated attacks while also being easy to deploy, configure, and mana

Phish Protection Email Security with Advanced Threat Protection, is a cloud-based email protection suite for your businesses - that stops phishing attacks, malware, ransomware, viruses via email, mali

Todays zero-day threats, polymorphic malware and weaponized attachments demand a sophisticated multi-layered approach to keep businesses safe. VIPRE Email Security and suite of add-on solutions, del