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Ghost vs Customer.io

Side-by-side comparison of two indie startups from the Startup Spotlight directory.

Option A
Ghost

Ghost

Marketing

The professional publishing platform.

Ghost is a powerful open-source publishing platform for newsletters, blogs, and member sites — used by indie creators and large media brands.

Founder
John O'Nolan
Founded
2013
Team
11-50
Listing
Free (nofollow)
Listed
May 2026
View Ghost →
Option B
Customer.io

Customer.io

Marketing

Send automated messages based on user behavior.

Customer.io is a behavior-based messaging platform — bootstrapped to significant scale before raising; founder-led roots.

Founded
2012
Team
51-200
Listing
Free (nofollow)
Listed
May 2026
View Customer.io →

See more alternatives

Ghost alternatives →Customer.io alternatives →