Yes, there are many apps and online courses where you can learn about stock market like you can learn on
You Tube
EDX
Zerodha varsity
These are some apps and online courses website where you can learn about stock market. however if you want to learn about technical and fundamental analysis you can join any institute, where these type of courses are offers like
Nifty trading institute
National stock exchange: it provide short term courses
Sharemarketshiksha : Their online classes are hugely flexible which will set you free from the hassles of attending the pre-assigned classes and give you the freedom to learn from wherever you are and whenever you can. It provide technical analysis
Radical Institute of stock market,
Maheswari institute,
Arihant capital market,
Kalpataru Institute of capital market, etc.
(Source: https://www.quora.com/Is-there-any-free-online-stock-market-course-or-app)
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