CodeTwo Email Signatures On-prem vs. Sigsync

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.

Sigsync is a secure, cloud-based email signature management solution for Microsoft 365 and Exchange. It enables businesses to centrally manage professional email signatures and disclaimers for all users, ensuring consistent branding, compliance, and communication across the organization. With Sigsync, you can design signatures using a drag-and-drop editor, add marketing banners, run campaigns, and track engagement with analytics. Signatures are applied server-side, guaranteeing uniformity across all devices and email clients.