Go to Samples on LaMetric Developer, choose a sample from the list and click on Create Using Template to create your own app based on templates.
Then create app interface (select icon or create your own, choose frame type, enter text).
Choose needed properties, enter data:
Go to Store Info to name your app, add description and to make it private or public. Click on Save button.
After the Draft is saved you may publish an app. Click Publish button. Wait until you get confirmation letter on your e-mail. Now you can install it on your LaMetric Time from the Store on your smartphone. All your published but private apps you will find in section Private in the Store.