MailGuard vs Spam Cube: Side-by-Side Comparison (2026)

MailGuard: Cloud-based managed email filtering against phishing, ransomware & BEC. built by MailGuard. Core capabilities include Inbound and outbound email filtering via MX record change, Anti-spam engines using heuristic filters, ML, and generative AI, Virus, malware, and blended threat protection with archive unpacking and MIME-type detection..

Spam Cube: Home network security hardware device blocking spam, viruses, and phishing. built by Spam Cube. Core capabilities include Built-in anti-spam protection, Anti-virus protection (via Security OnDemand subscription), Anti-phishing protection (via Security OnDemand subscription)..

Both serve the Email Security Platforms market but differ in approach, feature depth, and target audience.

MailGuard differentiates with Inbound and outbound email filtering via MX record change, Anti-spam engines using heuristic filters, ML, and generative AI, Virus, malware, and blended threat protection with archive unpacking and MIME-type detection. Spam Cube differentiates with Built-in anti-spam protection, Anti-virus protection (via Security OnDemand subscription), Anti-phishing protection (via Security OnDemand subscription).

MailGuard is developed by MailGuard. Spam Cube is developed by Spam Cube. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

MailGuard and Spam Cube serve similar Email Security Platforms use cases: both are Email Security Platforms tools, both cover Spam Prevention. Review the feature comparison above to determine which fits your requirements.