Difference between the Exclaimer Cloud Outlook Add-in and the Exclaimer Cloud Signature Update Agent – Exclaimer Knowledge Base

The table below outlines the differences between the Exclaimer Cloud Outlook Add-in and the Exclaimer Cloud Signature Update Agent:

Feature	Exclaimer Cloud Outlook Add-in	Exclaimer Cloud Signature Update Agent
Deploy Signatures to Outlook (Desktop)	Yes	Yes
Deploy Signatures to Outlook on the web (OWA)	Yes	No
Deploy Signatures to Outlook for Mac	Yes	Yes (requires Mac-specific installer)
Deploy Signatures to Apple Mail	No	Yes (requires Mac-specific installer)
Supports Outlook 2016	No	Yes
Supports Outlook 2019 and above	Yes	Yes
Default signatures for new emails	Yes	Yes
Default signatures for reply emails	Yes	Yes
HTML Signatures	Yes	Yes
Plain Text Signatures	No	Yes
Embedded images	Yes	Yes
Linked Images	Yes	Yes
Personal signatures when sending as shared mailboxes	No	Yes
Download signatures for additional mailboxes	Yes	Yes
Background images with hyperlinks	Yes	No
Signatures update when changing the from address	Yes	Yes (requires an additional account to be added to Outlook)
Additional attributes	Yes	Yes
User Photos	Yes	Yes
Sent Items are updated with Signature	Yes	Yes
Send on Behalf	N/A	N/A
Alias Addresses	Yes	No
Apply Recipient Settings Client-Side	Yes	No
Prevent users from changing signature options (Outlook for Windows only)	No	Yes
Remove all existing signatures from Outlook(Desktop Outlook only)	No	Yes
Recipient Email Addresses in Feedback Analytics	Yes	No
Click Tracking Analytics	Yes	Yes
Other Analytics Features	Yes (Where email is routed to Exclaimer Cloud)	Yes (where the email is routed to Exclaimer Cloud)
Diagnostic Logs	Yes	Yes
Seamless Single Sign-On	Yes	No
Requires Outlook Restart	No	Yes (depending on Settings, and only when Outlook Settings, such as default signatures, are modified)
Synchronization/update frequency	Up to one hour	Once every hour (can be trigged manually)