'TetraClock' is a clock app that represents the time by stacking seven types of single-sided tetromino-shaped blocks as they fall.

[How to Use]
Tap the screen: Open the settings screen.
Long press the screen: Stack the blocks again.

[Main Features]
- Switch between 12/24-hour display
- Toggle seconds display ON/OFF
- Monotone display
- Fill in ON/OFF
- Change outline color
- Change transition animations
- Change falling speed
- Change background color

[Notices]
Due to the animation effect used for changing numbers, there may be a discrepancy between the displayed time and the actual time. Please do not use the displayed time as a basis for important decisions.