Delivering 20 billion email signatures from 9 million email accounts annually
Automate organization-wide email signatures in minutes.
Exclaimer gives IT teams everything they need to standardize email signatures once and for all. Never wrestle with native mail flow rules, Append Footer settings, complex scripts, or Group Policy, and stop chasing users and support tickets just to keep signatures consistent.

Built for IT.
Powerful for business.
Exclaimer makes email signature management frictionless for IT and delivers a big impact across your entire organization.
Create different email signature templates for specific users and departments, with their own rules.
Automatically sync contact details with Azure Active Directory or Google Directory.
Reduce your workload by allowing non-IT teams to manage signature design and implementation.
Keep full control and admin privileges using role-based access control.
Monitor, analyze, and report on email signature usage in your organization.

You're in safe hands
Managing email signatures shouldn't be complicated. Exclaimer eliminates complexity—even in challenging regulated business environments.
Explore the product
Exclaimer eliminates complexity—even in challenging regulated environments.
Integrates with
No one handles more email signatures than Exclaimer.
Exclaimer created the first-ever email signature software in 2001. We're in over nine million outboxes, at companies like Sony, Mattel, Bank of America, NBC, the Government of Canada, and the BBC.
Industry-leading security
Exclaimer is the only email signature software with both SOC II Type 2 and ISO 27001, and ISO 27018 certifications.
Resilient architecture
Our platform is hosted in 14 Azure data centers in seven regions around the world, with automatic failover and 99.99% uptime.
Award-winning UX
A G2 Top 10 Best Software Product, with 1,000+ reviews and a 9.2/10 usability score. 9.2/10 on TrustRadius.
Why industry leaders choose Exclaimer
Every day we securely process emails for our customers using a system built on data-protection, reliability, and trust.
See customer storiesEmail matters.
Make every message count.
The most important communications happen over email. Go with the most trusted email signature software on the market.
