Writer Science

Investor Due Diligence Report

by William Fitzpatrick

ghostScience

Helping you become a smarter writer.

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Key Metrics

Subscribers

Low confidence

Weekly Growth

~0%

Subscriber count is a platform estimate

Revenue Analysis

Pricing

$6/mo

$50/yr annual option

Est. Monthly Revenue

$943

~200 est. paid subs

$472/mo – $1K/mo(±50%)

Quality & Publishing

Audience Quality Score

47Fair

0100

Publishing Pace

Weekly

1.5 posts/week

Publishing Consistency

50/100

Variable (~6.5d avg)

Competitive Landscape (Science)

Newsletter	Subscribers	Weekly Growth	Price	Platform
Science Matters	38K	N/A	Free	substack
Cremieux Recueil	33K	N/A	$8/mo	substack
The Century of Biology	26K	N/A	Free	substack
The Noösphere	21K	N/A	$5/mo	substack

Revenue Trajectory

Estimated monthly revenue over time

Month	Subscribers	Est. Revenue	Change
Feb 2026	3.5K	$1,650.83	—
Mar 2026	2K	$943.33	-42.9%
Apr 2026	2K	$943.33	~0%
May 2026	2K	$943.33	~0%
Jun 2026	2K	$943.33	~0%

Risk Assessment

Key risk factors for due diligence

Medium

Platform Dependency

Uses ghost platform

Medium

Publishing Consistency

Variable publishing frequency

Medium

Key Person

Single-author publication — key-person dependency

Low

Revenue Model

Active paid subscription tier

Monetization Readiness

Monetization status

Subscriber threshold

2K subscribers — above the 2K category median for first paid tier

Has paid tier

Active paid subscription offering

Peer monetization

100% of 138 similar-size peers in Science have paid tiers

Pricing position

$6/mo vs $5/mo category median (280 newsletters)

Pricing History

Date	Monthly	Annual
Feb 2026	$6	$50

Data Quality

Report Data QualityPartial - Some metrics estimated or missing

Subscriber Confidencelow

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.