It's secure to download the app. AzorIT Systems is the developer of Parques Naturais dos Açores that can be found in the Travel & Local category. The tool was rated 3.3 on Google Play.
Over 5K users downloaded and set up this application and the most recent release was on Nov 10, 2016. It's free of charge to download the installation package of Parques Naturais dos Açores, also, you can have a look at users' reviews on Droid Informer. The app works fine on Android 4.0 and above.