Oldster Magazine
Investor Due Diligence Report
by Sari Botton
substackTravel
Exploring what it means to travel through time in a human body, at every phase of life.
84K
8K paid
~0%
Subscriber count is a platform estimate
-0.0%
net churn
Pricing
$6/mo
$55/yr annual option
$36K
8K paid subs
$36K/mo – $36K/mo(±0%)
58.2
157.8
0.26%
(comments + likes) / subscribers
~4x per week
3.8 posts/week
76/100
Consistent (~1.9d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Way to Go | 180K | N/A | $8/mo | substack |
| Club Yolo | 138K | N/A | $5/mo | substack |
| Hotel Espresso, with HAP | 86K | N/A | Free | substack |
| Sarah Kendzior’s Newsletter | 69K | N/A | $8/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 70K | $29,974.88 | — |
| Mar 2026 | 84K | $35,969.85 | +20.0% |
| Apr 2026 | 84K | $35,969.85 | ~0% |
| May 2026 | 84K | $35,969.85 | ~0% |
| Jun 2026 | 84K | $35,969.85 | ~0% |
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
84K subscribers — above the 1K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 7 similar-size peers in Travel have paid tiers
Pricing position
$6/mo vs $5/mo category median (360 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $6 | $55 |
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 | 50/100 | 30% |
| Paid Subscriber Ratio | 100/100 | 25% |
| Publishing Consistency | 78/100 | 10% |
| The Elliott Podcast |
| 39K |
| N/A |
| Free |
| substack |
Revenue Model
Active paid subscription tier