Crossware vs Exclaimer

An enterprise-level signature management solution that supports Microsoft 365, Exchange, Google Workspace, and HCL Domino.

Crossware emphasizes centralized, tamper-proof signature management, block-based signature design (HTML + rich text), drag-and-drop editing, dynamic rules, disclaimers, marketing banners, and one-click surveys.

The platform supports internal group/user-level access controls, enterprise private cloud deployment (Azure), and claims rapid deployment within 30 minutes.

Exclaimer delivers enterprise-grade, centrally managed signature solutions. It supports Microsoft 365, Exchange, and Google Workspace, and features dynamic logic (e.g., internal vs. external, departmental, CRM-driven), banner campaigns, disclaimers, drag-and-drop editor, analytics, role-based access, and directory syncing (Microsoft Entra ID, Google Directory).

Server-side and client-side deployment options are offered, with preview add-ins for Outlook. The platform is SOC II Type 2 and ISO 27001 certified, with 99.99% uptime across Azure data centers.