> For the complete documentation index, see [llms.txt](https://developer.collibra.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.collibra.com/workflows/designing-workflows/apps/add-models-to-an-app.md).

# Add models to an app

Once you have [created an app](/workflows/designing-workflows/apps/create-a-new-app.md), you can add a model to it.

## Steps

{% stepper %}
{% step %}
In your workspace, select the app you would like to add a model to.

<i class="fa-chevrons-right">:chevrons-right:</i> The App editor opens.
{% endstep %}

{% step %}
Click the <img src="/files/1eDlBUrDd2oqnJuF4w1i" alt="Add icon" data-size="line"> **Create** button.
{% endstep %}

{% step %}
In the **Open or create a new model** dialog box, select one of the available options.

| Option                                  | Description                                      |
| --------------------------------------- | ------------------------------------------------ |
| Create a new model for the app          | Manually create a new model.                     |
| Import a model from a file into the app | Import a file containing one or more new models. |
| Include an existing model into the app  | Add an existing Workflow Designer model.         |
| {% endstep %}                           |                                                  |

{% step %}
Based on your selection, follow the dialog box instructions to finish adding a model.
{% endstep %}
{% endstepper %}

{% hint style="success" %}
You can add multiple form models and one process model to an app, however if you are using a sub-process, you must publish it separately.
{% endhint %}