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Hidden Brain — 74K Substack subscribers, +0.7%/wk | Newsletter Insights

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Hidden Brain

Name: Hidden Brain Newsletter Analytics
Creator: Newsletter Insights

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substack

Growth

~ Estimated

How do I stack up?

Newsletter subscribers

74K

✓

Weekly Growth

Stable

Track CPM rates as they change

Category benchmarks and audience-size adjusted rates

Start tracking — free

Join thousands of newsletter operators tracking the market

Engagement: < 0.1%0.9 posts/wk #4 in category

Weekly

Subscriber Growth

Subscriber counts are rounded by the platform — step changes may not reflect actual growth

See how Hidden Brain compares to 155 other Science newsletters, engagement metrics, pricing analysis & more

Compare with similar Science newsletters

The Intrinsic Perspective

73K subs

++0.7%/wk

By the Numbers

78K subs

++0.7%/wk

The Science of Better

84K subs

Compare Hidden Brain vs 3 others

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Starts With A Bang

65K subscribers

The Roots of Progress

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Aether Pirates of the Matterium!

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+0.5%/wk

Psychology of Relationships

49K subscribers

+1.1%/wk

Track Hidden Brain for changes

Get email alerts when subscribers drop or spike, when new sponsors appear, when pricing changes, or when publishing cadence shifts. Track unlimited newsletters across your watchlist with the Starter plan.

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See what's included

60 brands sponsor newsletters like Hidden Brain but haven't tried Hidden Brain yet

Get the full whitespace list with each brand's category fit, audience overlap, and recommended pitch order. Plus a comparison of Hidden Brain vs the top 15 peer newsletters on sponsor mix, growth, and CPM.

Including Welcome, Prophetic, Mercury + 57 more.

$300·2-3 working days·refunded if we can't deliver

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Engagement

~ Estimated

Avg Comments

0.1

Engagement Rate

<0.01%· ~0 likes + comments/post

(comments + likes) / subscribers

Quality Score

50Fair (partial data)

0100

Engagement vs Science

<0.01% engagement rate

Score Breakdown

Engagement45/100(30%)

Growth Consistency46/100(15%)

Publish Consistency71/100(10%)

Engagement Score

50Solid

0100

<0.01% engagement rate

~0 per post

Trending in Science this week

Psychology of Relationships

49K subs+1.1%/wk

The Intrinsic Perspective

73K subs+0.7%/wk

By the Numbers

78K subs+0.7%/wk

View all Science newsletters

How Do I Stack Up?

vs 51 newsletters in Science

Subscriber Distribution

This newsletter

9.2K

Bottom 25%MedianTop 25%Top 10%

Bottom 25%: 1KMedian: 2KTop 25%: 3KTop 10%: 9.2K

74K places you in the top 10% of newsletters in this category.

vs Category Medians

Posts per Week

0.9

Above median

median: 0.8

Publishing Consistency

81/100

Above median

median: 63/100

Subscribers

74K

Above median

median: 2K

Publishing

~ Estimated

Publishing Frequency

Weekly

Last published Oct 13, 2026

0.9 posts/week avg

Consistency:81Very Consistent

Science Pricing

$5/mo median

Your newsletter: Free

Monetization Readiness

Science newsletters typically start charging at ~2K subscribers

Above the typical threshold

Unlock revenue estimates, CPM benchmarks, and detected sponsors

Start tracking — free

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Hidden Brain

Growth

Subscriber Growth

Compare with similar Science newsletters

Similar in Science

Track Hidden Brain for changes

60 brands sponsor newsletters like Hidden Brain but haven't tried Hidden Brain yet

Engagement

Trending in Science this week

How Do I Stack Up?

Subscriber Distribution

vs Category Medians

Publishing

Category Benchmarks

Top Posts by Engagement

Recent Posts

Browse more Science newsletters

Trending in Science this week

Browse more Science newsletters

Engagement

Top Posts by Engagement

Recent Posts

How Do I Stack Up?

Subscriber Distribution

vs Category Medians

Growth

Subscriber Growth

Publishing

Category Benchmarks

Compare with similar Science newsletters

Similar in Science

Track Hidden Brain for changes

60 brands sponsor newsletters like Hidden Brain but haven't tried Hidden Brain yet