Interior shutters are really just fancy blinds. As you can see in the picture above, they serve the perpose of blinds and they look more substancial and have more class. Blinds would go up if you like by pulling on a string but with house shutters they would open outward (or inward) to give you more light and viewing space. Interior shutters are usually more expensive than blinds but they do add value to a home and style to any room.
You can always look for cheap shutters but you don't want to make the mistake of buying shutters that LOOK cheap. If you must buy discount shutters, make sure they don't look cheap or you will be very disappointed with the end result. The whole point of getting indoor house shutters is to add style to your rooms and installing something that looks inexpensive or cheap will have the reverse effect. There are many styles of shutters so any shutters ideas you have should be thought about carefully. If possible, it is best to be able to try several styles of shutters before you buy.