8.13. Simulation of location data
How to use a third party software as a source of location data for your device.
Install a mock location app. For example, this one.
Turn on Developer mode on your smart phone. To do so, tap the Build number 7 times (in Software information).
![../../_images/ngm_enter_developer_mode_en.png](../../_images/ngm_enter_developer_mode_en.png)
Pic. 8.109. Enabling developer mode
In the Developer options select mock location app installed on step 1.
![../../_images/ngm_developer_options_en.png](../../_images/ngm_developer_options_en.png)
Pic. 8.110. Opening developer settings
![../../_images/ngm_select_mock_location_app_en.png](../../_images/ngm_select_mock_location_app_en.png)
Pic. 8.111. Selecting mock location app
Open the mock location app. Create a simulation, name it.
![../../_images/ngm_new_simulation_en.png](../../_images/ngm_new_simulation_en.png)
Pic. 8.112. Creating a simulation
Select a point on the map (or use current location) and tap Play.
![../../_images/ngm_select_point_play_en.png](../../_images/ngm_select_point_play_en.png)
Pic. 8.113. Selecting point on the map
![../../_images/ngm_in_progress_en.png](../../_images/ngm_in_progress_en.png)
Pic. 8.114. Simulation in progress
From that moment on your smart phone will get coordinates of your current location from the app. Open NextGIS Mobile to see that it works.
![../../_images/ngm_simulated_location_en.png](../../_images/ngm_simulated_location_en.png)
Pic. 8.115. Coordinates from an external source in NextGIS Mobile