I need some help. I have an iphone application downloaded from App-Store (free) and now i want to run the app on any simulator. I tried many simulator but i got failed. Even when i am try to run it in MAC OS system, then it is saying that unable to run.

So i need guidance to run the following app on a simulator.

the name of application is : "apsley tailors"
any one can find it using search engine or on apple site.

Thanks in advance!