In simple terms, mining is a creation process of new cryptocurrency units.
For this operation, we need so-called miners on our PCs.
GamerHash app is managing the miners that are working for you in a way that is the most profitable.

How much can you earn?

A lot. Yet, it is not easy to be more specific because there are many factors involved.
How much you will mine depends on your hardware, current cryptocurrencies prices, and electricity costs.
GamerHash makes sure that the value of the mined crypto is the most profitable and always uses the most appropriate miner.

Is mining profitable?

Yes, although how much, depends on many factors, most of them listed above.