18 Of The Most Expensive iPhone And iPad Apps In The World

Apple's App Store is dominated by free and cheap apps.

But, there are more-expensive options in the store, too.

And some are way more expensive.

Some of them show that the App Store can be a really big software market for a number of different industries.

Surprisingly, others are poorly designed gimmicks and don't justify the sky-high price.

Despite that, these apps show the long-term potential of iPhones and iPads to up-end lots and lots of markets.