简单而准确的计时
90分钟计时器
适合专注、学习、烹饪、运动和日常任务的清晰准确时钟。
计时器控件
剩余时间
就绪
- 声音
- 重复计时
- 保持屏幕唤醒
可靠计时，无需复杂设置。
- 设置所需时间，准备好后开始，并按需暂停、重置或全屏显示。
时钟使用真实目标时间戳，切换标签页或唤醒设备不会悄悄损失时间。
How to use the 90 minutes timer
- Confirm the 90 minutes preset or adjust the duration before starting.
- Press Start only when the task, class, recipe or activity is ready to begin.
- Use Pause for a real interruption, or Reset to restore the original preset.
A long session with one visible boundary.
- Ninety minutes can hold a deep-work cycle, a practice exam, a class, a rehearsal or a creative session without repeated clock checking.
- Use wake lock when supported, keep sound optional, and enter fullscreen when the finish needs to remain visible across a room.