Klappið is a free Android app developed by Strætó bs. for citizens and tourists of Reykjavík. It is an official public transportation payment app that offers payment possibilities for various types of public transportation, including single tickets and period passes. The app allows users to sign up, register a payment method, purchase a travel media, and validate their purchase in the buses of Strætó. Klappið is designed to make public transportation payments easier and more convenient for users.

The app is user-friendly and easy to navigate. With Klappið, users can purchase a single ride ticket or a period pass with just a few clicks. The app also allows users to store multiple payment methods, making it easy to switch between them. Users can easily track their purchase history and monitor their remaining balance. The app is compatible with Android 13.0 and above.

Overall, Klappið is a great app for anyone who uses public transportation in Reykjavík. It is efficient, user-friendly, and makes payment options more accessible for users. The app is highly recommended for anyone who wants to make their public transportation experience easier and more convenient.