CodeTwo Email Signatures On-prem vs. Exclaimer

CodeTwo Email Signatures On-prem is the only email signature management tool that works with Exchange Server Subscription Edition and is installed locally. Based on technology developed and refined since 2007, it’s the new incarnation of CodeTwo Exchange Rules Pro and CodeTwo Email Signatures 365: award-winning, Microsoft-certified email signature and email flow management tools. This easy-to-use Exchange toolbox helps you create complex rules to centrally manage email flow and to unify the look of your corporate correspondence – all without touching end users' computers and mobile devices.

Exclaimer is the global leader in email signature management for Microsoft 365 and Google Workspace. Its cloud platform enables organizations to centrally manage and automate email signatures and video meeting branding, ensuring consistent corporate identity, reducing brand and compliance risk, and meeting regulatory requirements across everyday business communications. Built for IT and valued by Marketing and Compliance teams, Exclaimer eliminates manual updates, enforces brand governance, and gives organizations greater control over their most critical business communication channels.