免费液体视觉倒计时器
用舒缓的液体动画直观看见时间，适合专注、学习、课堂和日常安排。
倒计时过程中液面会变化，让剩余时间一目了然。
Who is it for?
- Students & teachers: Time study sessions, classroom activities, and transitions between lessons.
- People who prefer visual cues: Follow a changing liquid level alongside, or instead of, the numerical countdown.
- Professionals: Set a time limit for focused work, Pomodoro sessions, and meetings.
- Parents & children: Make time limits visible during morning routines, homework, and screen time.
自定义计时器
选择主题、液体方向、显示内容以及声音或静音。