Fake Alarm: Crazy Alarm Sounds is an Android application developed by Mister Borken. This app offers a variety of fake alarms that you can use to play pranks on your friends and family members. The app has a range of fake alarms including fire alarm, smoke alarm, old bell, and many more like ambulance, police, train siren, and car horn, among others. You can select and play the alarm of your choice and enjoy the realistic sound effects and animations.

The app is completely free and includes a banner ad that appears at the top of the screen. However, you can disable the ad at any time by selecting "MENU -> Hide Ad". The app requires permission to access the internet and network for the banner ad and error reporting. If you encounter any bugs, you can contact the developer at Overall, Fake Alarm: Crazy Alarm Sounds is a fun app to use to prank your friends and family.