App overview:
SimpleTimer is a simple and easy to use timer app. Just specify the time, set the timer, press the start button, and the countdown will begin. Preset or historical times are also available, allowing you to quickly set a timer with one click. It also supports dark mode to make it easier to use in dark places.

App features:
Simple operation: Just select the time and press the start button to start the timer.
Preset function: You can preset frequently used time settings with one click.
History function: The time displayed in the history can be used again with one click. The 5 most recent ones will be saved.
Dark mode compatible: Supports dark mode that is easy on the eyes and easy to see even at night or in dark places.
How to use:

Setting the timer:
Select "Hours", "Minutes" and "Seconds".
Click the "Start" button to start the timer.
Alternatively, you can easily set the time by clicking the preset time setting button.

Timer operation:
While the timer is counting down, the remaining time will be displayed.
You can stop or restart the timer using the "Start/Stop" button.
To reset the timer, click the "Reset" button.

Toggle dark mode:
The dark mode toggle will be applied automatically depending on your device settings.
Use SimpleTimer to achieve efficient time management!