Newsletter Insights — independent newsletter & sponsorship data across 32K+ newsletters
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5K
Above Median in Marketing
substack
Marketing
0.11%· ~6/post
(comments + likes) / subscribers
vs 0.00% category avg
Weekly
0.8 posts/week avg
Free
Category avg: $7/mo
224
newsletters in Marketing
Above Median in Marketing
out of 224 newslettersPublishing Frequency
Weekly
Last published Mar 31, 2026
0.8 posts/week avg
