Universal Windows Alarms & Clock app has received a new update for both Windows 10 and Windows 10 mobile. The new version is 10.1603.11020.0.
As you can see in the above screenshot the Edit Alarm page has undergone UI revamp. The setting of time and other options like Alarm Name, Repeat etc are accessed differently now.
In addition to this latest update also brings bug fixes and performance improvements.
If you notice anything new in this update then please let us know in the comments.