Brown History
Investor Due Diligence Report
substackCulture
Uncolonizing the past. Uncolonizing you.
Investor Due Diligence Report
Uncolonizing the past. Uncolonizing you.
88K
8.4K paid
~0%
Subscriber count is a platform estimate
Insufficient data
29 of 30 days needed
Pricing
$5/mo
$50/yr annual option
$33K
8.4K paid subs
$33K/mo – $33K/mo(±0%)
1.0
26.1
0.03%
(comments + likes) / subscribers
~3x per week
2.8 posts/week
85/100
Very Consistent (~2.5d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| R.F. Kuang | 71K | +0.8% | Free | substack |
| The Female Lead | 35K | N/A | $3.5/mo | substack |
| Lexicon Valley | 34K | N/A | Free | substack |
| Colin Meloy's Machine Shop | 26K | N/A | $6/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 77K | $29,077.13 | — |
| Mar 2026 | 78K | $29,454.75 | ~0% |
| Apr 2026 | 78.5K | $29,645.55 | ~0% |
| May 2026 | 79K | $29,832.38 | ~0% |
| Jun 2026 | 82.5K | $31,156.05 | +4.4% |
| Jul 2026 | 85K |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Some posts outperform significantly
Subscriber threshold
88K subscribers — above the 1K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
90% of 50 similar-size peers in Culture have paid tiers
Pricing position
$5/mo vs $5/mo category median (2128 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $5 | $50 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 27/100 | 30% |
| Paid Subscriber Ratio | 100/100 | 25% |
| Publishing Consistency | 73/100 | 10% |
| The Empire of the Tiny Onion |
| 24K |
| N/A |
| Free |
| substack |
| $32,098.13 |
| +3.0% |
| Aug 2026 | 86K | $32,475.75 | ~0% |
| Sep 2026 | 87K | $32,853.38 | ~0% |
| Oct 2026 | 88K | $33,231 | ~0% |
Revenue Model
Active paid subscription tier