Find US apps that are missing your market — and validate your SaaS idea before writing a single line of code.
Use it on Apify | Live Demo (YouTube)
US founders spend millions validating app ideas. Your job: find their gaps, localize the concept, and dominate your market faster.
This scraper helps you:
- Find popular US apps that don't support your language/market
- Extract real user reviews from your target country
- Confirm demand by reading what users are explicitly asking for
from apify_client import ApifyClient
client = ApifyClient("YOUR_APIFY_TOKEN")
run = client.actor("kazkn/apple-app-store-localization-scraper").start(
input={
"mode": "search",
"searchTerm": "habit tracker",
"country": "us",
"maxResults": 50,
"checkLanguage": "fr" # detect apps missing French
}
)
result = client.run(run).wait_for_finish()
dataset = client.dataset(result["defaultDatasetId"])
items = dataset.list_items().itemsrun = client.actor("kazkn/apple-app-store-localization-scraper").start(
input={
"mode": "reviews",
"appIds": ["961633456"], # App ID from step 1
"reviewCountry": "fr",
"reviewPages": 5,
"filterKeywords": ["traduction", "français", "english"]
}
){
"appId": "961633456",
"appName": "Remente: Self Care & Wellbeing",
"country": "fr",
"matchingReviewCount": 4,
"reviews": [
{
"title": "Bien mais manque une chose",
"content": "Manque la traduction en français",
"rating": 3,
"author": "NeTy81",
"matchedKeyword": "traduction"
}
]
}If 3+ reviews say the same thing — that's your validation signal.
| Mode | Description |
|---|---|
search |
Find apps by keyword + detect missing language support |
reviews |
Extract reviews from a specific country with keyword filtering |
lookup |
Get metadata for known App IDs |
- $0.01 / 1,000 results (pay-per-result)
- $5 free credits/month on the Apify free tier
- No Apple Developer API key needed
- No subscription
Any App Store country. Common codes:
| Code | Country |
|---|---|
us |
United States |
gb |
United Kingdom |
fr |
France |
de |
Germany |
es |
Spain |
jp |
Japan |
it |
Italy |
nl |
Netherlands |
- Make.com / Zapier — schedule monitoring runs
- n8n — AI-assisted idea scoring workflows
- Airtable / Google Sheets — build a competitor tracking database
- Slack / Discord — get alerts when opportunities are detected
See the Apify Store page for:
- Step-by-step geo-arbitrage playbook
- Input/output reference
- Integration examples
- FAQ
- Vinted Smart Scraper — Cross-country price comparison for Vinted resellers
- Vinted Turbo Scraper — High-speed Vinted listing scraper
MIT — do what you want with the examples.