DCalc

If you are iPhone and iPad owner,you now can download DCalc for $1.99 from Apple Store. The application is designed for use in English language. It weighs in at only 0.6 MB to download. The new DCalc app version 1.51 has been updated on 2014-11-19. For ensuring consistency with the device you should take into account the following app compatibility information: Compatible with iPhone, iPod touch, and iPad.Requires iOS 4.0 or later.
More Info: Find more info about DCalc in HTMK`s Official Website : http://sd.to/iphone/app.html