Localizing for every country at once isn't realistic. Research takes time, and doing it badly is worse than not doing it — a keyword field stuffed with machine-translated terms actively hurts your ranking because it wastes the character budget on low-volume searches.
The right approach is to prioritize. Localize for the markets with the best combination of App Store revenue potential, low competition from other localized indie apps, and keyword opportunity in your specific category. The markets that check all three boxes aren't always the biggest — they're the ones where your effort converts fastest into visible rankings.
Here's how the major markets break down in 2026, from highest to lowest priority for most indie iOS apps.
The market priority framework
Before the country-by-country breakdown, here's the framework for evaluating any localization target:
| Factor | What to measure | Why it matters | |--------|----------------|----------------| | Revenue potential | App Store spending per user in this country | Higher spend = more value per download | | Keyword competition | How many apps have localized metadata in your category | Low competition = easier to rank | | Search behavior | Do users search in local language or English? | Language-specific search = your English metadata is invisible | | App market size | Total iOS user base + download volume | Determines ceiling for organic downloads | | Localization barrier | Script difficulty, cultural specificity | Affects research quality if you're not a native speaker |
The best markets for indie apps score high on revenue and low on competition — Japan is the canonical example. The worst markets are often the biggest — the US is the hardest market to rank in and has the most competition from well-optimized apps.
Country Rankings at a Glance
| Country | Revenue Tier | Competition | Keyword Opportunity | Priority | |---------|-------------|-------------|---------------------|----------| | 🇯🇵 Japan | Very High | Low | Very High | #1 | | 🇩🇪 Germany | High | Low–Medium | High | #2 | | 🇫🇷 France | High | Low | High | #3 | | 🇰🇷 South Korea | High | Very Low | Very High | #4 | | 🇦🇺 Australia | Medium–High | Low | Medium–High | #5 | | 🇧🇷 Brazil | Medium | Very Low | High | #6 | | 🇲🇽 Mexico | Medium | Very Low | High | #7 | | 🇨🇦 Canada | Medium | Low | Medium | #8 | | 🇦🇪 UAE | High | Very Low | Medium | #9 | | 🇪🇸 Spain | Medium | Low | Medium | #10 | | 🇮🇹 Italy | Medium | Low | Medium | #11 | | 🇳🇱 Netherlands | Medium | Very Low | Medium | #12 |
Tier 1: Localize here first
These markets combine high App Store spending with low competition from well-localized indie apps. They consistently produce the largest ranking gains per localization effort.
🇯🇵 Japan — The #1 Target
Japan is the best localization target for most indie iOS apps, for three reasons that compound on each other.
First, revenue: Japan is the third-largest App Store market globally by revenue, behind only the US and China. Japanese users spend significantly more per capita on apps than European or Latin American users. A top-20 ranking in Japan produces more actual revenue than a top-20 ranking in most other markets.
Second, search behavior: Japanese users search almost exclusively in Japanese. English metadata is completely invisible to Japanese-language queries. This means the barrier to enter the top rankings is simply: have correct Japanese metadata. Most indie apps don't. The majority of Japanese App Store keyword searches return results where the top 10 slots are held by Japanese companies or large Western companies with dedicated localization teams — not the indie app you're competing against in the US.
Third, competition from indie apps specifically: Western indie developers routinely skip Japan because the language feels intimidating. That creates a category of searches where the top slots are underfilled — apps that have Japanese metadata but minimal keyword optimization, which a properly researched localization can displace.
Best categories: Productivity, utilities, health & fitness, lifestyle, education, focus/timer apps. What to watch: Some categories (games, entertainment) have significant Japanese-native competition. Research your specific category before assuming low competition.
See the Japan localization guide → | Japan market page →
🇩🇪 Germany — Largest European Market
Germany is the largest App Store market in Europe by revenue. German users have a strong preference for German-language listings — a German user seeing an English-only listing converts at a meaningfully lower rate than one seeing German text, even if they speak English.
The keyword opportunity here is significant. Most apps available in Germany either have blank German keyword fields or use word-for-word translations of their English keywords. Properly researched German keywords face minimal competition in most categories outside games and social.
The German App Store has a notable characteristic: category-level competition is lower than the UK or France for productivity and utility apps specifically. German users search for functional, descriptive terms — "Aufgabenliste" (task list), "Zeitmanagement" (time management), "Notizbuch" (notebook) — and the apps ranking for these terms are often large US companies with translated but not keyword-researched metadata.
Best categories: Productivity, finance, utilities, health, education.
See the Germany localization guide → | Germany market page →
🇫🇷 France — High Opportunity, Low Saturation
France closely mirrors Germany in profile — large market, strong preference for native-language listings, low saturation from localized indie apps. French is the fourth most common App Store language globally, but French-specific keyword research is done by a small fraction of the apps available in France.
One advantage France has over Germany: the productivity and lifestyle categories have slightly lower competition in France, which means faster initial ranking movement after submission. Apps that localize for Germany typically see results in 6–8 weeks; France often shows movement in 4–6 weeks.
Best categories: Productivity, lifestyle, education, entertainment, health.
🇰🇷 South Korea — Most Underrated Market
South Korea has extremely high smartphone penetration (one of the highest in the world) and above-average app spending per user. Korean users have their own dominant app ecosystem (KakaoTalk, Naver), but in the productivity, utility, and health categories, Western apps do well with proper localization.
Korean metadata is done by almost no indie developers — the script barrier (Hangul) feels too high, and most developers don't know how to evaluate keyword research quality in Korean. That combination makes it one of the lowest-competition localization opportunities available.
The ranking gains after Korean localization tend to be dramatic, similar to Japan, precisely because the starting point is usually "completely invisible to Korean-language searches."
Best categories: Games, entertainment, productivity, health & fitness.
Tier 2: High volume, achievable results
These markets have large user bases but lower average revenue per user than Tier 1. Worth prioritizing once Tier 1 is covered, or immediately if your app monetizes through ads or downloads volume.
🇦🇺 Australia — English with Better ROI Than UK
Australia is technically an English-speaking market, so it doesn't require translation — but it does benefit from separate keyword research. Australian App Store users search with different idioms, spellings, and category terminology than US users. The US keyword field applied directly to Australia underperforms a locally-optimized one.
The practical advantage: Australia is the easiest Tier 2 market to localize because there's no language barrier. You're doing keyword research, not translation. The +148 position gain tracked after one app's Australian localization came from targeting Australian-specific search terms the US keyword field missed entirely.
Best categories: Health, fitness, lifestyle, productivity, finance.
🇧🇷 Brazil — Huge User Base, Almost No Competition
Brazil has one of the largest iOS user populations outside the US and Europe. App Store growth has been consistent for years. The key opportunity: Portuguese-language metadata is almost never done well by indie developers. Most apps in Brazil have English keywords or no keywords at all — and the ones that do localize usually use direct translations, not researched local keywords.
The trade-off is lower average revenue per user compared to Japan or Germany. If your app is paid or has premium IAPs, prioritize Tier 1 first and add Brazil as market 6. If your app is free with ads or a freemium with volume-based economics, Brazil can be a top-5 priority.
Best categories: Games, social, entertainment, utilities, ad-supported apps.
See the Brazil localization guide → | Brazil market page →
🇲🇽 Mexico — Latin America's Fastest Growing
Mexico is the fastest-growing App Store market in Latin America. Spanish-language keywords for Mexico differ meaningfully from Spain — the vocabulary, idioms, and search behavior are distinct enough to warrant separate keyword research rather than sharing one Spanish localization.
Best categories: Games, social, lifestyle, education.
🇨🇦 Canada — Bilingual Opportunity
Canada offers an underused double opportunity: English-language keywords that benefit from Canadian-specific research, plus a French-language localization for Quebec that almost no apps bother with. Canadian French differs from European French, but keyword research shows similar low competition in most categories.
Best categories: Productivity, finance, health, lifestyle.
Tier 3: Smaller but high ROI
🇦🇪 UAE — Premium Spending, Zero Competition
The UAE has some of the highest average revenue per user in the App Store globally. Business users in Dubai and Abu Dhabi spend heavily on productivity and utility apps. Arabic metadata is done by almost no indie apps — which means competition for Arabic-language keywords is extraordinarily low.
Arabic uses right-to-left script, but App Store Connect handles this natively. The keyword opportunity is real: high-spending users, almost no localized competition, a 100-character Arabic keyword field that's blank on the vast majority of apps.
Best categories: Productivity, finance, business, utilities.
🇪🇸 Spain + 🇮🇹 Italy + 🇳🇱 Netherlands
Solid mid-size European markets worth adding once Tier 1 and 2 are covered. Spain and Italy have similar profiles — good-sized markets, low indie localization competition, strong preference for native-language listings. Netherlands is a compact market with high per-user spending that consistently underperforms expectations for apps that skip it.
What to skip (for now)
China — requires separate App Store registration, a local legal entity, and government compliance review. Not practical for indie developers without significant infrastructure.
Russia — payment processing and regulatory complexity have made this market difficult to serve since 2022.
India — large user base, very low average revenue per user. Worth targeting for ad-supported apps with scale as a goal, but low priority for paid or subscription apps.
How to choose your first 5 markets
If you're starting from scratch and your app is productivity, utilities, health, or lifestyle, this is the order I'd recommend:
- 🇯🇵 Japan
- 🇩🇪 Germany
- 🇫🇷 France
- 🇧🇷 Brazil
- 🇦🇺 Australia or 🇰🇷 South Korea (depending on category)
That combination covers three of the highest-revenue non-English markets, one high-volume emerging market, and one quick-win market. After those 5 show ranking movement — typically within 30–60 days of submission — expand to 10 markets by adding Mexico, Canada, UAE, Spain, and Italy.
For games: Shift Japan, South Korea, and Brazil higher — games revenue in those markets is disproportionately large.
For ad-supported apps: Prioritize Brazil, Mexico, and Canada higher — higher download volume matters more than per-user spend.
How to measure success after localizing
The mistake most developers make is checking rankings too soon. The realistic timeline after submitting localized metadata:
- Weeks 1–2: Metadata under review, then approved. Nothing visible in rankings yet.
- Weeks 2–4: Apple indexes new keywords. App begins appearing in position 50–200 for some terms.
- Weeks 4–8: Ranking settles into stable positions. Download velocity in those markets begins increasing.
- Weeks 8–12: Real traffic impact visible in App Store Connect install source data (organic search from each country).
Track position changes with Astro or AppFollow, not just download count. Downloads are an outcome — keyword position is the leading indicator that tells you if the localization is working before downloads reflect it.
The research question
The list above tells you where to localize. The harder part is how — which specific keywords to target in each market, what competitors rank for that you don't, and how to fit it all into Apple's character limits in a language you may not speak.
That's what LocalizeRank handles: per-market keyword research, competitor gap analysis, and a ready-to-paste metadata sheet for each locale. Starting at $49 for 5 markets.
See Also
- Japan App Store: Why It's the Best Market Most Indie Devs Ignore
- Germany App Store Localization: What to Know Before You Start
- France App Store Localization: What to Know Before You Start
- Australia App Store Localization: Why English Isn't Enough
- South Korea App Store Localization: The Most Underrated Market
- Brazil App Store: Huge Opportunity, Almost No Competition
- Spain App Store Localization: One Language, Multiple Markets
- Mexico App Store Localization: Latin America's Fastest Growing Market
- What 43 App Store Localizations Taught Me About Ranking
- App Store Localization Cost: What You'll Actually Pay in 2026