RushCountdown

Rush Countdown helps you stay ready for time-sensitive moments.
Set the target time, calibrate with network time, and start a Picture in Picture countdown that stays visible while you switch apps. The timer shows tenths of a second, displays the current time, and keeps the interface simple so you can focus on the moment.
Features:
Easy target time setup
Picture in Picture countdown
0.1-second display
Network time calibration
Automatic fallback time sources
Multiple display languages
Designed for ticket sales, flash sales, product drops, and any moment where timing matters.