You can share stopwatch timings in Ultrachron in 2 ways.
Share the current timing
You can share the current timing when it is stopped (you cannot share when the timing is still running).
Just tap the share button in the lower right portion of the screen.
Share a timing from history
You can share any timing that is stored in history.
1 ) Tap the history icon in the lower right corner of the stopwatch screen (next to share).
2) Tap any existing timing in the history list.
3) Tap “share”.