Newsletter Insights — independent newsletter & sponsorship data across 35K+ newsletters
Browse all →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 includedWorld War II Today's metrics, benchmarks, and sponsor data in one document
Top 25% in Culture
out of 3226 newslettersPublishing Frequency
~4x per week
Inactive — last post 2 months agoUsually publishes Sun
10K
Top 25% in Culture
substack
Culture
~6/post
avg comments + likes (0.06% rate)
Above category average
~4x per weekOn pause
Last published Mar 31, 2026
$6/mo
Category avg: $5/mo
3226
newsletters in Culture