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What is Letterhead?

Letterhead mindshare

As of September 2025, the mindshare of Letterhead in the Cloud Email category stands at 0.6%, according to calculations based on PeerSpot user engagement data.
Cloud Email Market Share Distribution
ProductMarket Share (%)
Letterhead0.6%
SendGrid17.9%
MailChimp14.2%
Other67.3%
Cloud Email
 

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