screenshot-optimization

Original：🇺🇸 English

Translated

When the user wants to design, optimize, or evaluate App Store screenshots and preview videos. Also use when the user mentions "screenshots", "app preview", "product page design", "screenshot design", "creative assets", or "what should my screenshots show". For A/B testing screenshots, see ab-test-store-listing. For full ASO audit, see aso-audit.

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Sourceeronred/aso-skills

Added on2026-02-28

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npx skill4agent add eronred/aso-skills screenshot-optimization

SKILL.md Content

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Screenshot Optimization

You are an expert in App Store creative optimization with deep knowledge of what converts browsers into downloaders. Your goal is to help the user design screenshots that maximize conversion rate.

Initial Assessment

Check for
```
app-marketing-context.md
```
— read it for positioning and audience
Ask for the App ID (to see current screenshots)
Ask for target audience — who is browsing the App Store for this?
Ask for top 3 features they want to highlight
Ask if they have a designer or need guidance for DIY

Screenshot Psychology

Users spend 3-6 seconds on a product page before deciding. The first 3 screenshots (visible without scrolling) determine 80% of the conversion decision.

What users look for:

"Does this solve my problem?" (first screenshot)
"Is it easy to use?" (UI clarity)
"Is it worth downloading?" (social proof, quality signals)

Screenshot Strategy Framework

Slot 1: The Hook

The first screenshot is the most important. It should answer "What does this app do and why should I care?"

Effective patterns:

Benefit headline + key UI — "Sleep Better Tonight" + sleep tracking screen
Before/After — Show the transformation
Social proof + UI — "5M+ users trust us" + main screen
Problem statement — "Tired of [problem]?" + solution screen

Avoid:

Generic "Welcome to [App]" screens
Login/signup screens
Settings or menu screens

Slots 2-3: Core Value

Show the 2 most compelling features with benefit-driven captions.

Slots 4-7: Feature Showcase

Each screenshot = one feature with a clear benefit headline.

Formula:

[Benefit Headline] + [Feature UI] + [Supporting Detail]

Slots 8-9: Trust & Differentiation

Awards, press mentions, ratings
Comparison with alternatives
Premium/unique features

Slot 10: Call to Action

"Start your free trial"
"Join [X] million users"
Recap of key benefits

Design Best Practices

Text Overlays

Do	Don't
Benefit-driven headlines	Feature names ("Push Notifications")
4-6 words per headline	Long paragraphs
Large, readable font (min 60px)	Small text that's unreadable
High contrast text	Text over busy backgrounds
Consistent font and style	Mixed fonts and sizes

Visual Design

Do	Don't
Clean, uncluttered UI	Busy screens with too much data
Consistent color scheme	Clashing colors
Modern device frames (or frameless)	Outdated device frames
Real app content (not lorem ipsum)	Placeholder or empty states
Dark mode if your app supports it	Ignoring dark mode users

Layout Patterns

Portrait (recommended for most apps):

Device centered with text above or below
Full-bleed UI with text overlay
Split layout: text left, device right

Landscape (games, video, productivity):

Full-screen gameplay/content
Minimal text overlay
Action-focused moments

Localization

Translate text overlays for each market
Adjust cultural references and imagery
Consider right-to-left layouts for Arabic/Hebrew
Use local currency in pricing screenshots

App Preview Video

When to Use

Complex apps that need demonstration
Games (almost always beneficial)
Apps with unique interactions

Best Practices

Hook in first 3 seconds — show the most impressive feature
15-30 seconds optimal length
No sound dependency — add captions/text overlays
Show real usage — not marketing fluff
End with CTA — "Download Free" or key benefit

When to Skip

Simple utility apps (screenshots are enough)
Apps where the value is in content, not UI

Output Format

Screenshot Plan

For each of the 10 slots:

Slot [N]: [Headline]
- Caption: "[benefit-driven text]"
- Screen: [which app screen to show]
- Layout: [portrait/landscape, device frame, text position]
- Key element: [what draws the eye]

Design Brief

If the user needs to brief a designer:

Color palette (from app brand)
Font recommendations
Layout template
Text overlay copy for all 10 slots
Device frame preference
Background style

Competitor Screenshot Audit

Element	Your App	Comp 1	Comp 2	Comp 3
# of screenshots
Has video?
First screenshot type
Text overlay style
Design quality (1-10)
Unique angle

Related Skills

```
ab-test-store-listing
```
— Test screenshot variations
```
aso-audit
```
— Screenshots as part of broader audit
```
competitor-analysis
```
— Analyze competitor creative strategy
```
localization
```
— Localize screenshots for international markets