Letters from a Psychotherapist

Investor Due Diligence Report

substackHealth

Essays at the intersection of psychotherapy, identity, & the quiet work of becoming yourself. Thoughtful stories & insights for an ever-changing world.

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Key Metrics

Subscribers

100 paid

Verified

Weekly Growth

N/A

Revenue Analysis

Pricing

$6/mo

$65/yr annual option

Est. Monthly Revenue

$503

100 paid subs

$503/mo – $503/mo(±0%)

Engagement

Avg Comments/Post

3.7

Avg Likes/Post

4.3

Engagement Rate

0.80%

(comments + likes) / subscribers

Quality & Publishing

Audience Quality Score

74Good

0100

Publishing Pace

Previously ~3x per week

3.0 posts/week

Score based on available components only.

Component	Score	Weight

Competitive Landscape (Health)

Newsletter	Subscribers	Weekly Growth	Price	Platform
Brain Health Kitchen	44K	N/A	$20/mo	substack
The Glow Wellness	33K	N/A	$8/mo	substack
Philippa Perry	28K	N/A	$4/mo	substack
ESG’s Substack	17K	N/A	$10/mo	substack

Revenue Trajectory

Estimated monthly revenue over time

Month	Subscribers	Est. Revenue	Change
Mar 2026	1K	$503.25	—

Revenue tracking starts with your first month of data. More data points will appear as snapshots accumulate.

Risk Assessment

Key risk factors for due diligence

High

Platform Dependency

Hosted on substack subdomain

Medium

Key Person

Single-author publication — key-person dependency

Low

Revenue Model

Active paid subscription tier

Monetization Readiness

Monetization status

Subscriber threshold

1K subscribers — above the 1K category median for first paid tier

Has paid tier

Active paid subscription offering

Peer monetization

100% of 347 similar-size peers in Health have paid tiers

Pricing position

$6/mo vs $6/mo category median (908 newsletters)

Pricing History

Date	Monthly	Annual
Mar 2026	$6	$65

Data Quality

Report Data QualityFull - All metrics available

Subscriber Confidenceverified

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.