We suggest to use it just as a clock with your old, unused Android phone, because they should be LCD screen. Please don't use it for long time on OLED screen (which is in most of new phones), because OLED screen will have scars if you display similar patterns for long time.

- Cool and smooth flip animation.

- Nice UI/UX.

- Many Free Themes

Flip Clock - Desk Clock is a straightforward yet functional digital clock app for Android devices. Its primary feature is a large, easy-to-read flip clock display that mimics the classic retro style.

Key Features:

* Retro Flip Clock Display: The app's main attraction is its flip clock interface, reminiscent of vintage alarm clocks. The large, segmented numbers flip smoothly, providing a nostalgic charm.

* Customization Options: Users can customize the clock's appearance by choosing from various clock face designs, background colors, and font styles.

* Night Mode: For nighttime use, the app offers a night mode that dims the display and adjusts the brightness to minimize eye strain.

* Alarm Clock: The app includes a basic alarm clock function, allowing users to set multiple alarms with custom ringtones and snooze options.

* Landscape and Portrait Modes: The app supports both landscape and portrait orientations, ensuring it fits seamlessly on any device screen.

* Compact Size: Flip Clock - Desk Clock is a lightweight app that requires minimal storage space, making it suitable for devices with limited memory.

User Interface:

The app's interface is user-friendly and intuitive. The main screen displays the flip clock, while a small menu bar at the bottom provides access to customization options, night mode, and alarm settings.

Performance:

Flip Clock - Desk Clock performs smoothly and reliably, with no noticeable lag or glitches. The flip animation is fluid and adds to the app's retro aesthetic.

Overall:

Flip Clock - Desk Clock is a well-designed digital clock app that combines nostalgia with functionality. Its retro flip clock display, customization options, and basic alarm features make it a suitable choice for users who appreciate classic aesthetics and seek a straightforward timekeeping solution.