How to find App IDs?

Why you need App IDs

• Required for all app-related API calls and data requests
• Enable precise app targeting in competitive analysis
• Essential for tracking app performance and market intelligence

Quick Reference

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Important

App IDs are case-sensitive, especially for Android apps. Always use the exact capitalization as it appears in the app store.

Method 1: Using Similarweb APIs (Recommended)

App ID Search Endpoint

The fastest way to find app IDs without consuming data credits.

Endpoint: GET https://api.similarweb.com/v1/app/{store}/find-app-name/

How it works: Returns app IDs related to your search term by matching against app ID, title, or author/developer name.

Example Request:

curl "https://api.similarweb.com/v1/app//find-app-name/?term=whatsapp" \
  -H "api-key: YOUR_API_KEY"

Site Related Apps Endpoint

Find mobile apps associated with websites in your analysis. This endpoint does require credits.

Use case: You're analyzing amazon.com and want to find their mobile apps

Endpoint: /v1/website/{domain}/related-apps

Example Request:

curl "https://api.similarweb.com/v1/website/amazon.com/related-apps" \
  -H "api-key: YOUR_API_KEY"

Method 2: Extract from App Store URLs

Android (Google Play Store)

Step 1: Visit the app's Google Play Store page
Step 2: Copy the URL
Step 3: Extract the package name after id=

URL Structure:

https://play.google.com/store/apps/details?id={PACKAGE_NAME}

Examples:

iOS (Apple App Store)

Step 1: Visit the app's Apple App Store page
Step 2: Copy the URL
Step 3: Extract the numeric ID after id

URL Structure:

https://apps.apple.com/app/id{NUMERIC_ID}

Examples:

Method 3: Using Similarweb Platform

Step-by-Step Process

1. Navigate to App Intelligence on the Similarweb platform
2. Search for your target app using the search bar
3. Select the correct app from search results
4. Extract the App ID from the URL in your browser

URL Structure Examples

Android:

iOS: