Instead of just viewing a page in Word or a sheet in Excel, this free version would allow you to create and edit Office documents. However, as you can imagine, it comes with some setbacks.

TL;DR: A wide range of online Microsoft Excel courses are available for free on Udemy. Everyone needs to use Microsoft Excel from time to time. There really is no way to avoid it these days.

Word Cloud or Tag Cloud is a kind of graph used to visualize important keywords and tags used in a text data. It is generated based on the frequency and prominence of words used in text.