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The most trusted email signature software for Exchange Server
CodeTwo
Email Signatures On-prem
- Centrally managed email signatures, disclaimers, marketing banners and email flow control
- Support for all email clients, including Outlook and mobiles
- 100% on-prem solution (installed locally; no cloud agents)
- The only on-prem signature & mail flow manager for Exchange SE
Comparison between CodeTwo email signature software for Exchange and Exchange mail flow rules
Learn about the differences and similarities between CodeTwo Email Signatures On-prem and the native mail flow (transport) rules in Exchange. See how CodeTwo software complements the native mechanisms and provides brand new possibilities for inbound and outbound mail flow communication management.
(Using Microsoft 365? See this article to compare our cloud-based email signature tools.)
CodeTwo Email Signatures On‑prem
Mail flow rules
CodeTwo Email Signatures On‑prem
Mail flow rules
Platform
Exchange Server Subscription Edition (SE)
Exchange Server on-premises
Supported email clients
All (including mobile devices)
All (including mobile devices)
Images and logos embedded in signatures as inline attachments (no need to download images)
Yes
No
Signatures visible in Sent Items
Yes
No
Signatures under replies and forwards
Yes
No
Signature template editor (HTML, RTF, plain text)
Yes
No
Customizable signature templates
Yes
No
Different signatures for internal and external correspondence
Yes
Yes
Signatures as headers or side banners
Yes
No
Active Directory data in signatures
Yes
Yes
Active Directory placeholder picker
Yes
No
Autoremoval of empty Active Directory fields
Yes
No
Multi-value Conditional AD placeholders
Yes
No
Custom Active Directory fields
Yes
No
Forcing email format
Yes
No
Restoring images removed by iOS devices (iPhone, iPad)
Yes
No
Multiple rules per message
Yes
Yes
Rule scheduler
Yes
No
Access rights to rules
Yes
No
Rule setup/design delegation (e.g. to Marketing)
Yes
No
Multitenancy support
Yes
No
Yes
Yes*
Personalized central auto-reply features
Yes
No
Advanced attachment control
Yes
No
Recipients blacklists / unsubscribe mechanism management
Yes
No
Email filtering and DLP policies
Yes
Yes
Rewriting sender’s address
Yes
Yes
Email forwarding and rerouting
Yes
Yes
Sensitive keywords masking or removing
Yes
No
Extensive sensitive content dictionaries
Yes
Yes
Message blocking on conditions
Yes
Yes
Email subjects tagging/modifying
Yes
Yes
Outlook themes and stationery removing
Yes
No
Adding of recipients in CC and BCC fields
Yes
Yes
24/7 technical support
Yes
No
License type
Yearly subscription; technical support included in the subscription price
n/a
* Exchange Server mail flow (transport) rules also include advanced email processing features. However, the scope of their functionalities is limited and does not cover all mail flow control demands of administrators. CodeTwo advanced email processing solutions have been designed based upon the feature requests of thousands of Microsoft 365 and Exchange administrators from 170+ countries.
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