You can easily upgrade your current d!NK App with a newer version from the App store.
Step1: Open the App store
Step2: Search for the d!NK app
Step3: You'll be able to update the app if there's a newer version available.
Step4: Update and wait until the process is done.
When the update is complete, you'll be able to open the app.
If everything is correct, your app will be updated to the latest version.
Go to settings and select the d!NK app from the left menu to view the current version.