Newsletter Insights — independent newsletter & sponsorship data across 22K+ newsletters
Browse all →Inspiration and insight on community, spirituality, and culture.
Enter your email and we'll connect you with this newsletter.
Joyful Belonging by Casper ter Kuile's metrics, benchmarks, and sponsor data in one document
Advertisers are viewing this page. Claim it →
4K
Top 25% in Culture
substack
Culture
0.33%· ~13/post
(comments + likes) / subscribers
vs 0.01% category avg
~2x per week
2.0 posts/week avg
vs 1.0/week category avg
$6/mo
Category avg: $6.99/mo
3001
newsletters in Culture
Top 25% in Culture
out of 3001 newslettersPublishing Frequency
~2x per week
Last published Mar 30, 2026
2.0 posts/week avg