# End-users Attributes

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### What do we get about your users by default:

* first\_open\_time: first open time
* advertiser\_id: Apple's Advertising Identifier (IDFA) or Google Android's advertising ID.
* device\_id: device id
* app\_user\_id: app user id
* os: Android, iOS
* os\_ver: os version
* app\_ver: app version of first open
* device\_model: device model name
* device\_brand
* locale
* tz\_abv: timezone abbreviation
* carrier
* country
* language
* screen\_width
* screen\_height
* screen\_density
* remote\_ip: ip address of first open
* tracker\_id: appflow\.ai tracker id
* acquisition\_source: acquired this user from which traffic source