!Calc app for iPhone and iPad

With this application, you can calculate, compute the number of days and check the History you calculated.

Features
・12 digits display with punctuation.
・Memory Key - includes M+(Memory Plus), M-(Memory Minus), RM(Recall Memory), CM(Clear Memory), Plus&Minus Button(+/-).
・Compute the number of days
・Shows past operations.
・Reuse past operations and calculate again.

At the HISTORY Tab, you can check past operations you calculated.
And if you tap a past operation, the operation you tapped will show at the CALCULATE Tab, so you can reuse the operation and calculate again.