Hi there! I understand you're having trouble finding the GTL app in the app store. Let’s see how we can solve this!

Firstly, could you please confirm which device you’re using? Are you looking for the GTL app on an iPhone or an Android device? This will help me guide you better.

In the meantime, I've found that the GTL app, known as "GettingOut," is available on both the App Store for iOS devices and Google Play Store for Android. Here are the links you can use to download it:

- For iOS: You can search for the GettingOut app directly here.
- For Android: You can download it here.

If you still can’t find it, sometimes apps may not be available in certain regions, or there may be temporary issues with the app store. Also, if you had the app previously, you could check your Purchased section in the App Store or Play Store to see if it’s listed there.

Let me know how it goes or if you need more assistance!