you can't run an android app on your iPad but there are android apps (kindle, etc.) that are written for iOS. but nearly every app that you can find in the Amazon appstore or GooglePlay can be found in the Apple App store.
The cost of a basement is between 10 and 35 dollars per square feet. Let's say an average basement is 1,000 square feet of finished space. So the cost of a basement is between $10,000 and $35,000. 10k if you're doing most of the work yourself and up to $35,000 if you're hiring a contractor to finish your basement. Now.
Divide the basement cost by the square footage of the basement to get the basement cost per sq ft. Carl, I really want to thank you for putting together a very practical website. Your eBook is the best source of information for a new owner-builder.