CodeTwo Email Signatures 365 vs. Letsignit

CodeTwo Email Signatures 365 is a cloud-based email signature & disclaimer service that lets you design and centrally manage company-wide email signatures for all users, devices and email apps in your Microsoft 365 tenant. It’s the only email signature service which also lets you run targeted email campaigns, measure & analyze customer feedback via one-click surveys, and manage automatic replies (including out of office messages).

Letsignit is a leading email signature management and marketing platform that helps organizations transform employee emails into powerful, branded communication touchpoints. Designed for both marketing and IT teams, Letsignit centralizes and automates email signature deployment to ensure every message reflects a unified, on-brand identity. Trusted by over 2,000,000 users worldwide and maintaining a 98% customer satisfaction rate, Letsignit empowers businesses of all sizes to optimize brand consistency, boost engagement, and turn everyday emails into measurable marketing opportunities.