Investor Due Diligence Report
421 es un medio digital independiente con base en Buenos Aires. Ensayos, crónicas, guías y entrevistas sobre cultura, tecnología, juegos y vida real, en 8 idiomas.
9K
~0%
Subscriber count is a platform estimate
Pricing
$9.99/mo
$99.9/yr annual option
$6K
~630 est. paid subs
$3K/mo – $8K/mo(±50%)
Daily
20.6 posts/week
95/100
Very Consistent (~1.0d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Popular Information | 545K | +0.1% | $6/mo | substack |
| Steady | 539K | -0.1% | $5/mo | substack |
| Seymour Hersh | 238K | -0.2% | $6/mo | substack |
| The Economist: Off the Charts | 200K | N/A | $9/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 5K | $3,088.58 | — |
| Mar 2026 | 3K | $1,853.15 | -40.0% |
| Apr 2026 | 3K | $1,853.15 | ~0% |
| May 2026 | 3K | $1,853.15 | ~0% |
| Jun 2026 | 3K | $1,853.15 | ~0% |
| Jul 2026 | 3K |
Platform Dependency
Uses ghost platform
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Hit-driven — top post engagement 3x+ above average
Subscriber threshold
9K subscribers — above the 3K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
89% of 168 similar-size peers in Media have paid tiers
Pricing position
$9.99/mo vs $6/mo category median (533 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Feb 2026 | $10 | $100 |
| Feb 2026 | $10 | $100 |
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 | 45/100 | 30% |
| Publishing Consistency | 100/100 | 10% |
| 172K |
| -0.3% |
| $7/mo |
| substack |
| $1,853.15 |
| ~0% |
| Aug 2026 | 7K | $4,324.01 | +133.3% |
| Sep 2026 | 8K | $4,941.72 | +14.3% |
| Oct 2026 | 9K | $5,559.44 | +12.5% |
Revenue Model
Active paid subscription tier