---
title: "Retrieve Mobile App Users"
method: GET
path: "/users/profiles/"
---

# Retrieve Mobile App Users

`GET /users/profiles/`

Retrieve profile data for mobile app users. If `start_date` and `end_date` are provided, only users who installed the app within that date range are returned.

For faster response times, use narrow date ranges and request only the fields you need using the `fields` parameter.

## Query parameters

- `start_date` string, date
- `end_date` string, date
- `os` 'android' | 'ios'
- `fields` string

## Headers

- `appid` string, required
- `authorization` string, required

## Response `200`

Success

- object[]
  - `firstSeen` string — The date when the user installed the app.
  - `email` string — The user's email address, if available.
  - `uninstallTime` string, nullable — The date when AIQUA detected the user uninstalled the app.
  - `user_id` string — The user ID set by the `setUserId()` SDK function.
  - `gcmId` string — The GCM registration ID (Android) or device token (iOS) of the user.

---

[API](https://skmtc.net/appier/apis/retrieve-a-user.md) · [All operations](https://skmtc.net/appier/apis/retrieve-a-user/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/appier/retrieve-a-user/versions/2885365fa9c9/schema)