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SimilarMail
SimilarMail provides access to the world's largest archive of marketing emails, featuring over 3
verified Jul 15, 2026 · HTTP 200
CohortClass of 2026What it is
SimilarMail provides access to the world's largest archive of marketing emails, featuring over 3.2 million email designs from 20,000 top brands. Track email analytics, monitor competitor campaigns, and gain insights into email marketing trends and best practices.
HTTP liveness
19 probes since May 23May 23Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- May 23, 2026First probe — liveAlive · 200 OK
Moat
Data moat
moderate
Access to the world's largest archive of marketing emails
moderate · 0.80 confidence
Text classification · Jun 2026
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Pulse Indexobserved activity
422/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.15
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y