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substack.com

Substack

substack.com

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Screenshot of the substack.com landing page

Jev AI rates substack.com leaking visitors with a conversion score of 49/100 and a design score of 61/100. Here's how each part of the page scored.

49

Conversion score

Leaking visitors

61

Design score

Average design

Biggest opportunity: social proof

To score higher, aim for this: Some logos or short testimonials, but anonymous or lacking specifics.

Conversion

49/100

Headline clarityOkay6.0/10

Understandable product and benefit, but the audience or outcome needs a second read.

Call to actionOkay6.3/10

Standard CTA like "Sign up" or "Get started" near the top, with no risk reducer.

Social proofWeak3.0/10

Vague claims only, like 'trusted by thousands', with no names or numbers.

ScannabilityWeak3.2/10

Mostly long paragraphs, with occasional headings.

Design

61/100

ModernityStrong9.4/10

A distinctive, crafted design system with custom typography and tokens.

ConsistencyOkay5.0/10

A clear palette and type system with a few one-off colors, sizes or shapes.

Visual hierarchyWeak2.8/10

Multiple or missing h1s, few sections, hard to see what matters.

MobileStrong7.6/10

Many breakpoints with a flex/grid layout.

PolishStrong8.1/10

Icons, transitions, hover and focus states, a social preview image.

First screen
Clear way to start
Intro
Easy to read
Headline
No buzzwords
Page type
NewsletterB2C Consumers

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Read the full substack.com teardown7 fixes, a rewritten hero and copy you can steal.

Score history

3 versions. Every rescan is saved, so you can see how the page changed.

−2 since Oct 7, 2026

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