$50,000 to $150,000 would be how much an app like Practo costs.
Every app varies in cost, from free, to $1, to $20 or more.
FREE!!
free
Once you buy an app, you can use it as much as you want.
This question needs more information.
1 dollar
About one dollar each
IT costs 30 dollars at the orhard store or at the app store it is like 60 dollars
depending on your app, some are free though
$99/yr for Itunes
£17.95 from their website.
It is free to update the app.