Comparing to Bitcoins,  Ethereum has a quite limited acceptability at the moment, yet there are plenty of stuff that you can buy with Ethereum. Here’s a list.

Real Estate: You can buy a house using ethereum […]

Not sure which specific apps that you are referring to but as far as I am concerned, they are probably not real. They are more like a bitcoin faucet that dispense the user with a little amount of satoshis […]