Exclaimer Email Signature Management Software

Make managing your email signatures easy with Exclaimer’s award-winning software.

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Premier solutions for email signature management

Exclaimer provides a range of award-winning solutions for professional Office 365, G Suite, Exchange and Outlook email signature management. The product suite allows you to control email signatures, giving users full, dynamic and professional signatures across all devices – including on mobiles and Macs.

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Trusted by over 75 million users in 150+ countries


Use Exclaimer to centrally manage your company's email signatures from one easy-to-use platform.

HTML signatures on all devices

Brand consistency & legal compliance

Create templates in minutes

Customized signatures for your teams

Easy to setup and deploy

Promote marketing activities

Ready to get started? Try Exclaimer for free:


The product works really well and has solved the headache of managing and trying to maintain consistent email signatures.

The Movember Foundation

We can now automatically assign email signatures to users’ accounts.

The Goodwood Estate Company

Exclaimer’s solutions have been flawless; the whole organization now has uniform signatures.

Indianapolis Colts

I have been using Exclaimer products for a number of years and always recommend them to anyone I speak to.

The Acme Facilities Group

Exclaimer is a Microsoft Gold Partner, Google Cloud Partner & ISO 27001 Certified

This means you can be confident in the quality and reliability of our technology.
Find out about all of our awards and accreditations.

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No training needed. Fully functional. No commitment. Free 14-day trial.

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