O.P.O.E.T

If you are iPhone and iPad owner,you now can download O.P.O.E.T for free from Apple Store. The application is supporting English language. It weighs in at only 41.2 MB to download. The new O.P.O.E.T app version 1.0 has been updated on 2014-08-23. For ensuring consistency with the device you should take into account the following app compatibility information: Requires iOS 6.0 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5.
Bottom Line: For more information about O.P.O.E.T check developer Bobby William`s website : http://twitter.com/bob_ggy