This is a calculator that allows all runners to simply calculate their lap-time and pace.
It feels the same to use as a typical calculator, but it can also carry out for different operations for calculating time.
Furthermore, it also has a special screen used to calculate a runner's pace prepared below.

- Judging by the distance(km or miles) traveled and time elapsed, the calculator can determine the pace and speed of a runner.
- Judging by the pace (or speed) and distance(km or miles) traveled by a runner, the calculator can determine the time elapsed.
- Judging by the pace (or speed) and time elapsed, the calculator can determine the distance(km or miles) traveled.



Web Site for English
http://iphone.dot-whim.com/CalcForRun/index.html