UpDownTimer app for iPhone and iPad

UpDownTimer features;
-Unique and sophisticated timer
-Both counting up and counting down are possible
by switching even if timer is running
-Alarm time can be set up to almost 100 hrs by picker
-Only counting up can be used up to almost 20 days
-Alarm can be switched from electronics alarm (8 secs) to bell (1 sec) even when timer is running
-Alarm time can not be changed when timer is running
-Counting up mode is useful for cooking or presentation because if time is up you can know the total processing time
-Present time and alarm time and start time are shown
-This timer app can run at the background but alarm does not ring at that
-Counting up (or down) time is precise because it is calculated from the difference between the present time and start time (or alarm time).
-How to use
+Set the alarm time by the picker
+Set the alarm sound
+Choose counting up or counting down
+Touch the start button and timer will run
+Alarm will ring at the set time
+If you touch the alarm stop button, the sound will stop
+If you touch the stop button, the timer and the alarm sound will stop
+Even if you change up/down mode after stopping the timer ,the value shown at the top will not be changed
+Touch the reset button and timer can be ready to restart