The simplest solution for managing your email signatures in Outlook & Office 365 (M365).

Discover the go-to email signature management solution for Office 365 (Microsoft 365). A simple and super effective tool for harmonizing your email signatures and transforming them into a powerful communication asset.



Microsoft 365 - Outlook

Letsignit Microsoft Gold Partner

Are you still hesitating?

The richest solution for Microsoft Office 365.

Perfectly integrated

Perfectly integrated into Outlook & Microsoft 365.

All the users automatically benefit from a signature in all their emails, no matter the type of email client they use: Outlook (on Windows and Mac), Mobile & Outlook Online.

Everything is automatic.

Everything is automatic.

Each time an email is opened, the email signature is automatically added and updated. The user visualizes their email signature before sending. They can also benefit from different signatures for reply/forward emails.

Your signatures are 100% branded.

Your email signatures are 100% branded.

Create your email signatures using the Letsignit templates and personalize them thanks to the Drag & Drop editor. For the experts, import HTML code. You have no limit to the number of email signatures created.

Take advantage of a powerful marketing tool.

Take advantage of a powerful marketing tool.

Insert banners into your email signatures to amplify your marketing. Thanks to programming, choose which campaign to send, at which moment, from any colleague! You can then follow the performance of your campaigns thanks to the dedicated analytics tool.

Letsignit transforms each email sent by your colleagues into a targeted marketing campaign.

Amplify the impact of your messages 🚀

Adding a promotional banner to your emails is an excellent way to generate traffic to your website and increase the visibility of your campaigns. Discover more here.

Boost your ROI 📈

The email signature is one of the best levers to reach your target effectively. The 1to1 email opening rate is close to 100% with a click rate close to 3% versus only a 20% opening rate for traditional mass emailing.

We make it easy

The simplest solution for Outlook & Microsoft Office 365
in the world.

Setting a email signature with the Letsignit platform is very simple. Thanks to the synchronization of your Azure Active Directory, all your users’ information are automatically prefilled. In just a few clicks, you can deploy your email signatures on Outlook, Outlook Online, and on mobile thanks to our native Microsoft 365 connectors.


NEW: deploy all your email signatures in 1 click, directly from the Microsoft 365 admin console, thanks to our Outlook Add-in co-developed with Microsoft!

Want to test?

Test the go-to email signature solution for Outlook & Microsoft Office 365 now!