一款倒计时软件，可用于会议、培训、讲座中PowerPoint幻灯片播放自动倒计时，支持手动/自动、全屏、拖放、快捷设定、时间不足闪烁提醒等。Janus倒计时软件采用半透明浮动小窗口悬浮于屏幕上方，能够自动检测幻灯片放映并开始倒计时，退出放映时停止计时，也可以用于其它需要倒计时的场合。
Janusec Countdown Timer is a professional countdown timer created to enable you to keep track of time for your PowerPoint presenations or used for other countdown purpose.
Janus Countdown Timer Key Features:
* Integrated with PowerPoint;
* Auto countdown start when slideshow begin;
* Auto countdown stop when slideshow end;
* Auto or manually start;
* Full screen support;
* Insufficient time reminder;