Newsletter Insights — independent newsletter & sponsorship data across 42K+ newsletters
Browse all →
Enter your email and we'll send your inquiry to the Newsletter Insights team.
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 includedInk Vault's metrics, benchmarks, and sponsor data in one document
patois.com
9K
Top 25% in Culture
substack
Culture
0.73%· ~66/post
(comments + likes) / subscribers
vs 0.00% category avg
Bi-weekly
0.5 posts/week avg
$5/mo
Category avg: $5/mo
1743
newsletters in Culture
Top 25% in Culture
out of 1743 newslettersPublishing Frequency
Bi-weekly
Last published Oct 6, 2026
0.5 posts/week avg