Exclaimer | Office 365, Exchange & G Suite Email Software
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Create and Manage Professional Email Signatures

Our range of email signature management solutions make designing and controlling your organization's email signatures easy.

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Exclaimer Acquires Periodic

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Why choose Exclaimer’s email signature solutions?

Trusted Worldwide
75+ Million Users
20+ Years' Experience

Email signature management made easy

  • No more relying on users to update their own signatures: Centrally design and control every email signature online with our cutting-edge signature creator.
  • Customize signatures to suit your needs: E.g. for different departments, individuals, and replies or forwards.
  • Protect your brand identity on every email: With full, dynamic and professional email signatures when sent from any device – including mobiles and Macs.
  • Save time for your IT team: Pass control over to other departments (such as your marketing department).

Choose Exclaimer, plant a tree

Purchase an Exclaimer solution before 31 March 2022 and we’ll plant a tree. It’s as simple as that.

We've partnered with Ecologi to help reforesting efforts around the world. This is our way of working to mitigate climate change, support wildlife recovery, and reduce CO2 levels.

Who benefits from Exclaimer's solutions?


No more manual updates

IT teams can manage email signature updates quickly and easily all from one location, or even give your marketing team control over the intuitive signature maker.


Drive additional engagement

Add promotional banners for events, company news or new content to drive engagement. You can also be confident that email branding will be consistent across every email, every time.


Protection across every email

Ensure 100% compliance with email disclaimer laws throughout the world. Ensure compliance with email regulations by adding dynamic email disclaimers to every email.

Integrate 1-click surveys with corporate email signatures

Signature surveys capture compelling real-time feedback from your customers, alerting you to their sentiment at every interaction. Through an exclusive integration courtesy of Exclaimer acquiring Customer Thermometer, organizations of any size can integrate 1-click surveys with professional email signatures.

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Our customers love us

"Saves me so much time in the workplace!"

"The automation of it all - saves me so much time creating new signatures for each new member of staff. Love that you can see exactly how the signature would look next to the design creation tool."

Top 100 Software Companies 2020

Benefits of Exclaimer's solutions

  • Professional email signatures across every device
  • Centrally manage your email signatures
  • Free trials available for all solutions
  • ISO/IEC 27001: 2013 Certified
  • 24/5 technical support
  • Email signature design service available

Start creating professional email signatures today!

Free Trial Get a Demo

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World-class support

We pride ourselves in providing excellent customer service to our customers - from online signature template design to setting up your signatures, whatever you need, we're here for you 24/5!

"Exclaimer provides superior support... and fast!"

"Recently I needed to interact with the support team. their response was lighting fast and their technical knowledge was beyond. They assisted me and worked with me to resolve the issues. was fast and accurate first time around."

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All about Exclaimer

Exclaimer is the recognized global leader in business email signature management solutions. We provide multi-award-winning email signature solutions to over 45,000 companies worldwide. We have offices located in the UK, the US, and Netherlands.


Get started today!

Select your email platform to start creating email signatures with your free trial.

Exclaimer Acquires Periodic

Exclaimer are pleased to announce the recent acquisition of Periodic, a major player in the calendaring and appointment scheduling market, to help enhance its email signature management offering further.

Find out more