Reports uptime, even inside DOSEmu. Similar to UNIX "uptime".
Summary
UPTIME is a 16 bit DOS utility that display system uptime by automatically detecting when it was firstly by automatically detecting when it was firstly booted. It replicates *NIX uptime, one of the basic UNIX commands which allows you to quickly confirm how long your system has been up and running since it was last rebooted or powered on.