Get monthly newsletter intelligence — trends, top movers, new opportunities
Compare subscriber growth and metrics across multiple newsletters

The Habit Healers
106K subs

Healing The Source
70K subs

Neuroscience & Psychotherapy
72K subs

Unbiased Science
140K subs
Comparing up to 3 newsletters. Upgrade to compare more newsletters.
You can compare up to 3 newsletters on Explorer. Upgrade to compare more.
Upgrade to Starter
The Habit Healers

Healing The Source

Neuroscience & Psychotherapy

Unbiased Science
| Metric | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|
| Audience Size | ||||
| Subscribers | 106K | 70K | 72K | 140K |
| Free Subscribers | - | - | - | - |
| Paid Subscribers | 4.5K | 4.7K | 4.8K | 11.9K |
| Paid Ratio | +4.3% | +6.7% | +6.7% | +8.5% |
| Growth | ||||
| Weekly Growth | +18.4% | - | +0.7% | +0.4% |
| Engagement & Quality | ||||
| Engagement Rate | 0.03% | 0.01% | 0.08% | 0.10% |
| Quality Score | 54/100 | 54/100 | 57/100 | 75/100 |
| Pub. Consistency | 89/100 | 54/100 | 66/100 | 73/100 |
| Posts/Week | 10.5 | 1.4 | 1.1 | 2.0 |
| Monetization | ||||
| Monthly Price | $15 | $8 | $10 | $5 |
| Annual Price | $150 | $75 | $100 | $55 |
| Est. Revenue/mo | $68K/mo | $37K/mo | $48K/mo | $60K/mo |
| Info | ||||
| Platform | substack | substack | substack | substack |
| Category | Health | Health | Health | Health |