Codetwo vs Exclaimer

Codetwo

codetwo.com

Analyzed October 13, 2026

Worth it

Confidence: Medium

Microsoft 365 and Exchange organizations buy CodeTwo for centralized email signature control, backed by 100,000+ customers and a 4.9/5 Marketplace rating.

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Exclaimer

emailsignaturehelp.com

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Pick Codetwo when

Microsoft 365 orgs needing central signature control
MSPs managing many client tenants
Hybrid shops needing on-prem Exchange support
Marketing teams adding banners to email

When Codetwo is not a fit

Solo users; built-in Outlook signatures are free
Teams not running Microsoft 365 or Exchange
Startups with no signature consistency problem

Sources

CodeTwo Signatures Add-in for Outlook, Microsoft Marketplacemarketplace.microsoft.com
review
CodeTwo Products on G2g2.com
review
Anyone moved from Exclaimer to CodeTwo, Reddit r/mspreddit.com
review
CodeTwo Email Signatures 365 Reviews on Capterracapterra.com
review
CodeTwo Email Signatures 365 Pricingcodetwo.com
official
CodeTwo Exchange Rules end of supportcodetwo.com
official
100000+ organizations use CodeTwo softwarecodetwo.com
official
CodeTwo Trust Centercodetwo.com
security
CodeTwo Email Signatures 365, Microsoft 365 App Certificationlearn.microsoft.com
security
CodeTwo Security Rating, UpGuardupguard.com
security
CodeTwo vs Email Signature Rescueemailsignaturerescue.com
review
CodeTwo Email Signatures 365, McLaren Case Studycodetwo.com
official