Flip Clock-7 is a free retro digital flip down clock developed by StyleSeven.com. It displays easy-to-read numbers with a very smooth and realistic flip animation and sound effects. This app is perfect for those who want to add a touch of nostalgia to their Android device.

One of the app's main features is the clock widget, which unfortunately does not have any animation. However, it comes with a clock live wallpaper that has animation for Android 8 and above, and without animation for other versions. Flip Clock-7 also offers several color themes to choose from, and users can set the duration of the flip animation, select the background color, and show serif font. Additionally, the app can speak the current time periodically or by tap.

The app supports both portrait and landscape screen orientations, and all screen resolutions including 4K and HD displays. It also supports 12-hour and 24-hour time formats according to the device settings. The paid version of Flip Clock-7 offers full color control.

Overall, Flip Clock-7 is a fun and unique app that brings the retro flip clock back to life. It's easy to use and customizable, making it a great addition to any Android device.