Similarweb · Market Research

Returns the estimated active users for mobile apps across Google Play Store, Apple App Store, and both stores (“Unified”) over the given time frame.

Live data

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unverifiedRequest shape unavailableUnverified

Published API evidence

Public metadata only. Response bodies, credentials, and internal review notes are never displayed.

No verification date is claimed. No response capture is claimed.

Request parameters

app_id query · required
Unique application identifier. Google app IDs consist of letters, numbers, and dots (e.g., 'com.facebook.katana'), while Apple app IDs are numeric only (e.g., '447188370').
country query · required
Two-letter country code (e.g., 'us', 'gb', 'ww'). Example: "us"
end_date query · optional
End date in 'YYYY-MM' or 'YYYY-MM-DD' format
format query · optional
Format in which the reply should be returned
granularity query · optional
Time granularity for the returned values
metrics query · optional
Comma separated list of metrics to retrieve. Available metrics: 'active_users'. Defaults to 'active_users'.
start_date query · optional
Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
store query · required
Application store identifier

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