Hornetsecurity vs INKY Graymail Protection: Side-by-Side Comparison (2026)

Hornetsecurity: Cloud security platform for M365 covering email, backup, and awareness. built by Hornetsecurity. Core capabilities include Email spam and malware filtering, Anti-phishing and BEC protection, Advanced threat protection with sandboxing..

INKY Graymail Protection: Filters bulk and graymail to reduce email distractions and boost productivity. built by INKY Technology Corporation. Core capabilities include Graymail filtering and management, Bulk email identification, Work interruption reduction..

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

Hornetsecurity differentiates with Email spam and malware filtering, Anti-phishing and BEC protection, Advanced threat protection with sandboxing. INKY Graymail Protection differentiates with Graymail filtering and management, Bulk email identification, Work interruption reduction.

Hornetsecurity is developed by Hornetsecurity. INKY Graymail Protection is developed by INKY Technology Corporation. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Hornetsecurity integrates with Microsoft 365. INKY Graymail Protection integrates with Microsoft 365, Exchange, Google Workspace. Check integration compatibility with your existing security stack before deciding.

Hornetsecurity and INKY Graymail Protection serve similar Email Security Platforms use cases: both are Email Security Platforms tools, both cover Microsoft 365, Multi Tenancy. Review the feature comparison above to determine which fits your requirements.