Newsletter Insights — independent newsletter & sponsorship data across 40K+ newsletters
Browse all →The most powerful and historical events, everyday, right in your inbox.
Enter your email and we'll connect you with this newsletter.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedThis Day In History's metrics, benchmarks, and sponsor data in one document
The New Yorker
193K
Top 10% in Culture
substack
Culture
+4.2%
~51/post
avg comments + likes (0.03% rate)
Above category average
~5x per week
5.5 posts/week avg
vs 1.0/week category avg
$5/mo
Category avg: $5/mo
3247
newsletters in Culture
Top 10% in Culture
out of 3247 newslettersPublishing Frequency
~5x per week
Last published Jul 14, 2026
5.5 posts/week avg