在线计时器
工具
在线计时器
简洁、优雅且可自定义的数字时钟。
25:00
Enter hours, minutes and seconds, then start the countdown. Pause and resume as needed; when it ends, the page shows a status message and attempts a sound if allowed. 在线时钟、时区和时间工具，一站式使用。 No. The tool runs directly in your browser. Browsers may throttle timers in background tabs.使用方法 在线计时器
常见问题
Do I need to install an app?
Does it work in the background?