Investopedia is a useful app for students who want to fulfill their financial knowledge.
It is a resourceful application for “investing education, personal finance, market analysis and free trading simulators”.
There are considerable content of over 11,000 financial terms and concepts. It is a comprehensive dictionary. Investopedia provides you with their unique interpretation of difficult finance definitions in a simple way. Also, there are Videos, articles, exam preparation, frequent asked questions and investment advices.
You can Access and download the application on apple store, google play and on windows phone. It is free.
Here is one of the videos, which shows the simple explanation of finance concepts.