WTF Button is a free Android application developed by Sweet Tangerine. It falls under the lifestyle category and provides a simple yet entertaining feature to its users. The app offers a range of WTF sounds to choose from, making it easy to annoy your friends or express your frustration with just one tap.

With its user-friendly interface, the app is easy to navigate, and selecting a sound is as simple as tapping on the screen. The app also provides a wide range of sound options, ensuring that there is a sound suitable for any situation.

Overall, WTF Button is a fun and straightforward app that provides a unique way to express your frustration or annoy your friends. The app is free to download and use and is an excellent addition to any Android device.