Microsoft Excel can be your ultimate finance planner. Apart from creating invoices, subscription trackers, or portfolio ...

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.