Memory Card
Investor Due Diligence Report
by Catherine
ghostGaming
Writing about games and more!
1K
~0%
Subscriber count is a platform estimate
Pricing
$5/mo
$50/yr annual option
$442
~100 est. paid subs
$221/mo – $663/mo(±50%)
Previously Monthly
0.3 posts/week
34/100
Variable (~27.9d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| The Besties | 18K | N/A | Free | substack |
| The price of freedom is eternal vigilance. | 10K | N/A | $8/mo | substack |
| RPG Design Theories | 7K | N/A | Free | substack |
| Post Games | 6K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 1.5K | $662.5 | — |
| Mar 2026 | 1K | $441.67 | -33.3% |
| Apr 2026 | 1K | $441.67 | ~0% |
Platform Dependency
Uses ghost platform
Publishing Consistency
Irregular publishing pattern
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
1K subscribers — above the 1K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 127 similar-size peers in Gaming have paid tiers
Pricing position
$5/mo vs $5/mo category median (193 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.
| Game Maker's Toolkit on Substack |
| 6K |
| N/A |
| Free |
| substack |