App Store Localization: How to Translate Screenshots Into 35+ Languages

If your app is only marketed in English, you are leaving the majority of the global market on the table. Over 70% of smartphone users prefer to download apps in their native language, and localized App Store listings consistently outperform English-only listings in non-English markets.

This guide covers everything you need to know about localizing your App Store screenshots — from strategy to execution.

The Business Case for Localization

Let us start with the numbers:

• Japan: Apps localized into Japanese see an average 300% increase in downloads from Japan
• South Korea: Korean localization typically yields a 250% boost
• Germany, France, Spain: 50-100% download increases when localized
• Brazil: Portuguese localization can double your Latin American downloads
• China: Simplified Chinese is essential for the world's largest smartphone market

The ROI is extraordinary. Localization is a one-time (per update) investment that pays dividends every day through increased organic downloads.

Why Screenshots Specifically?

Your app metadata (title, subtitle, description) matters for search rankings, but your screenshots are what drive conversions. A user in Tokyo searching for a todo app might find yours through English keywords, but if the screenshots show English-only text, they are far less likely to download.

Localizing screenshots tells users: "This app was made for you." It signals that the developer cares about their market and that the app will work in their language.

What to Translate in Your Screenshots

App Store screenshots typically contain multiple text layers:

1. Marketing Captions

The headline text overlaid on your screenshots ("Never Miss a Deadline," "Track Your Progress"). These must be translated and ideally adapted — not just literally translated, but localized to resonate culturally.

2. App UI Text

Any text visible in the actual app screenshots — navigation labels, button text, content displayed in the app. If your app supports multiple languages, you should capture screenshots in each target language.

3. Supporting Text

Subtitles, calls to action, feature descriptions, or annotations that appear on the screenshot.

4. Text in Graphics

Any text embedded in illustrative elements or infographics on your screenshots.

The Traditional Approach vs. AI-Powered Translation

Traditional Workflow

1. Export all text from screenshots into a spreadsheet
2. Send to translators (one per language)
3. Wait for translations (days to weeks)
4. Receive translations back
5. Open each screenshot in a design tool
6. Replace text manually for each language
7. Adjust layouts for text that is longer or shorter
8. Export each screenshot in each language
9. Repeat for every screenshot, every device size

For 7 screenshots across 35 languages, that is 245 individual files to manually edit. At 10 minutes per file, that is over 40 hours of tedious work.

AI-Powered Workflow with StoreShots

1. Upload your screenshots
2. Select target languages
3. StoreShots translates everything automatically
4. Review and download

The AI identifies all text in your screenshots — both marketing captions and UI text — translates them, and re-renders the screenshots with proper typography for each language. The entire process takes minutes.

Choosing Which Languages to Localize

You do not need to localize into every language at once. Start with the highest-impact markets:

Tier 1: Highest Impact

• Japanese (ja) — Second-largest app market by revenue
• Korean (ko) — High ARPU, underserved market
• Simplified Chinese (zh-Hans) — Largest smartphone user base
• German (de) — Largest European market

Tier 2: High Impact

• French (fr) — France plus francophone Africa
• Spanish (es) — Spain plus all of Latin America
• Portuguese (pt-BR) — Brazil is a massive market
• Italian (it) — Strong app market
• Russian (ru) — Large user base

Tier 3: Growing Markets

• Arabic (ar) — Right-to-left, requires layout adaptation
• Thai (th) — Growing market
• Vietnamese (vi) — Rapidly growing smartphone adoption
• Indonesian (id) — Largest Southeast Asian market
• Turkish (tr) — Large and engaged user base
• Hindi (hi) — India's massive user base

Tier 4: Additional Reach

• Dutch, Swedish, Norwegian, Danish, Finnish, Polish, Czech, Romanian, Greek, Ukrainian, Hebrew, Malay, Filipino, and more

StoreShots supports over 35 languages, including right-to-left languages like Arabic and Hebrew.

Localization Best Practices

1. Do Not Just Translate — Localize

Direct translation often misses the mark. The phrase "Stay on top of things" might not have a natural equivalent in Japanese. Work with your translation tool or service to find phrases that convey the same meaning and feeling in the target language.

2. Account for Text Length

German text is typically 30% longer than English. Japanese can be more compact. Your screenshot layouts need to accommodate these differences. Fixed-width text boxes that work perfectly in English may overflow in German or look sparse in Japanese.

StoreShots handles this automatically by adjusting text size and layout for each language.

3. Consider Cultural Differences

• Colors: Red means luck in China but danger in Western cultures
• Imagery: Hand gestures, food, and lifestyle imagery vary by culture
• Names and data: Use locally appropriate example names, currencies, and date formats in your screenshots
• Reading direction: Arabic and Hebrew read right-to-left, which may affect screenshot layout

4. Typography Matters

Each language has its own typographic conventions:

• CJK languages (Chinese, Japanese, Korean) need fonts that support thousands of characters
• Arabic and Hebrew need right-to-left capable fonts
• Thai has complex stacking characters that need proper line height
• Cyrillic (Russian, Ukrainian) needs fonts with Cyrillic character sets

When you translate with StoreShots, the AI selects appropriate fonts and handles typography for each language automatically.

5. Match Your App's Localization

Your screenshots should reflect what users will actually see in the app. If your app is only available in English but your screenshots are translated into Japanese, users will be disappointed when they open the app to find English-only UI.

At minimum, your marketing captions (the overlaid text) should be translated. Ideally, your app UI is also localized.

Setting Up Localized Screenshots in App Store Connect

Apple App Store

1. In App Store Connect, navigate to your app's version
2. Click on the language in the left sidebar (or add a new localization)
3. Upload screenshots for that specific localization
4. Each localization can have completely different screenshots

Google Play Console

1. In Google Play Console, go to Store Listing
2. Click "Manage translations"
3. Select a language and upload translated screenshots
4. You can also translate your store listing text here

Measuring Localization Impact

Track these metrics for each localized market:

• Impressions: Are more users seeing your app in that market?
• Conversion rate: Are localized screenshots converting better?
• Downloads by country: Track download trends for each localized market
• Revenue by country: For paid apps or in-app purchases

Both Apple and Google provide per-territory analytics in their developer consoles. Compare your metrics before and after localization to quantify the impact.

A Practical Localization Workflow

Here is a step-by-step workflow that works for indie developers:

1. Start with your best English screenshots — optimize these first using our guide to creating screenshots without a designer
2. Pick 3-5 priority languages — use the tier system above, cross-referenced with your existing download geography
3. Translate your screenshots — use StoreShots to translate all text in minutes
4. Translate your metadata — app title, subtitle, and description for each language
5. Upload to App Store Connect / Google Play Console — upload translated screenshots for each localization
6. Monitor results for 2-4 weeks — compare download and conversion data
7. Expand to more languages — once you verify the ROI, add more localizations
8. Update with each app version — keep screenshots current

Case Study: The Impact of Localization

Consider a typical indie productivity app earning 500 downloads per day globally, with 80% from English-speaking markets:

• Before localization: 500 downloads/day
• After localizing into Japanese, Korean, German, French, Spanish: 850 downloads/day
• That is a 70% increase in daily downloads at minimal incremental cost

Over a year, that is 127,750 additional downloads. For a freemium app with a 3% conversion rate and $5 average purchase, that translates to roughly $19,000 in additional revenue.

Conclusion

Localizing your App Store screenshots is one of the highest-ROI activities you can invest in as an app developer. The barriers that once made localization impractical for indie developers — cost, complexity, and time — have been eliminated by AI-powered tools.

StoreShots translates your screenshots into 35+ languages in minutes, handling everything from text detection to typography adaptation. Start with your highest-potential markets, measure the results, and expand from there.

For the complete picture on App Store optimization, read our ASO Guide for Indie Developers. And make sure your screenshots are the right size with our guides for App Store and Google Play.