Analytics are an important part of a system to keep an eye on insights. Google analytics for websites and web-apps has become a key player in this race. It gives you tools you need to analyze data for a deeper understanding of the customer experience. Google has made the integration of their analytics software quite easy, that it’s just a matter of copy and pasting the code in the pages of your website. Generally, you have to add the code in every page, you want to track (or analyze, in other words).
ga('create', 'UA-XXXXXXXXX-X', 'auto');