The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Unicode Systems:
Calculator is the apparatus that is no more just a device that makes your calculations quick & convenient but its the need of the hour. You need to have a calculator for various purposes right from the studies to the complicated accounts of the business. Thus the calculator has become an important part of our lives. Unicode Systems offers you a scientific calculator on your IPhone that can compute your complex mathematical expressions as well as to eliminate your inconvenience of taking a scientific calculator separately. Our Scientific Calculator The Scientific Calculator has all the features & functionalities that you want to have in your ideal calculator. We are providing you with a Scientific Calculator that enables you to calculate the values of any complexity in Algebra, degrees, radians, roots, trigonometry, Logarithm, Exponents etc, on your mobile phone with utmost ease & accuracy.'The Scientific Calculator' is loaded with the features like:-- Accuracy with speed- Convenience in calculate complex expressions.- Easy to use interface- Enhanced functionalities.So this can be a big asset for you either you are a student or you are a professional or a businessman. This scientific calculator will be an added advantage for you to uncomplicated your life in terms of the calculations & a must application for your IPhone.The facility of this amazing device is available with all its Functionalities for thirty days absolutely free.You can use this application for the thirty days free of cost but after 30 days of free trial the scientific functionality of this iphone calculator will be closed & the simple functions like addition, subtraction etc will work just like in simple calculator. So, if you want to take advantage of the scientific and base conversion functionality after the 30 days then you will have to download the paid version of 'The Scientific Calculator' i.e. 'calsci' from itunes app store