Gotyping is made to use for free. This is made to give opportunity to users to practice their typing skills. It also aims to make you get better. So how does this work?
GoTyping has an algorithm that saves you typing data and converts it into something that could help improve parts where you are not very great.
As you progress, the application will be suggestive to give you tips and advice.
This way the users will definitely know what aspect they need to improve.