Nowadays, major problem of companies managing data is to get insight and easy explain, data and projection in few minutes
These tools will help you to analyze million of data and get more visual. Also here you will discover that you can use multiples tools, but most popular are less than 5. Good news some of this has personal or free edition where you can start to work on your pc to create your reports.
To get most of this tools, it’s better to use server or full edition in order to share with others your reports or to let to the user to get their insight making their own analysis (based on your preset report). This will help a lot to speed up your researches or to test your hypotetis