Bundesferien FerienFeiertage is an Android application developed by DonutLabs that helps you plan your holidays and travel. It is a must-have app for anyone who wants to keep track of their vacation days and public holidays. The app offers a comprehensive overview of all the holidays and vacation days in Germany, including the dates for the federal states, so you can plan your travel accordingly.

One of the app's most useful features is the ability to plan and track your own vacation days. With this feature, you can easily see how many vacation days you have left and when you should take them. Another great feature is the ability to add birthdays and other important events to the calendar, so you never forget an important date.

The app is available in both portrait and landscape mode, making it easy to view on any device. The interface is user-friendly, and the app is easy to navigate. Overall, Bundesferien FerienFeiertage is a great app for anyone who wants to plan their holidays and travel in Germany.