Bitcoin is a digital currency that was created by Satoshi Nakamoto in 2009.It is created electronically and impossible to control it.This currency are not printed currency like dollars or euros.Running computer all around the world are producing it.Owing to this reason they are different from other currencies.
Bitcoin is very different from other currencies and there is no currency that can be like Bitcoin. Bitcoin is a very sophisticated currency and even worth very high. Why is Bitcoin different from other currencies? Because Bitcoin can only live on the internet and can not be used in the offline world. Bitcoin is also unlike other recognized currencies in their respective countries. No Government can regulate this digital currency.