Newsletter Insights — independent newsletter & sponsorship data across 33K+ newsletters
Browse all →The most special stuff we’d usually save for ourselves.
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 includedSecret Strategist's metrics, benchmarks, and sponsor data in one document
79K
Top 10% in Business
substack
Business
+0.7%
~62/post
avg comments + likes (0.08% rate)
Above category average
Weekly
0.9 posts/week avg
Free
Category avg: $7/mo
1367
newsletters in Business
Top 10% in Business
out of 1367 newslettersPublishing Frequency
Weekly
Last published May 28, 2026
0.9 posts/week avg
