Mini Philosophy
Investor Due Diligence Report
substackCulture
A space to explore ideas from the greatest minds in the world with Big Think's Jonny Thomson.
74K
4.9K paid
+2.1%
+10.4%
net growth
Pricing
$8/mo
$80/yr annual option
$31K
4.9K paid subs
$31K/mo – $31K/mo(±0%)
9.3
101.6
0.15%
(comments + likes) / subscribers
~2x per week
1.9 posts/week
82/100
Very Consistent (~3.8d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Lexicon Valley | 34K | N/A | Free | substack |
| Weirder Together with Ben Lee & Ione Skye | 32K | N/A | Free | substack |
| Colin Meloy's Machine Shop | 26K | N/A | $6/mo | substack |
| The Empire of the Tiny Onion | 24K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 57K | $24,110.76 | — |
| Mar 2026 | 58.5K | $24,740.4 | +2.6% |
| Apr 2026 | 60K | $25,376.4 | +2.6% |
| May 2026 | 62K | $26,222.28 | +3.3% |
| Jun 2026 | 65K | $27,494.28 | +4.9% |
| Jul 2026 | 67K | $28,340.16 |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
74K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 75 similar-size peers in Culture have paid tiers
Pricing position
$8/mo vs $5/mo category median (3579 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $8 | $80 |
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.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 12/100 | 30% |
| Paid Subscriber Ratio | 90/100 | 25% |
| Growth Consistency | 93/100 | 15% |
| Publishing Consistency | 75/100 | 10% |
| Between the Lines by Tucson Festival of Books | 24K | N/A | $8/mo | substack |
| +3.1% |
| Aug 2026 | 72K | $30,451.68 | +7.5% |
Revenue Model
Active paid subscription tier