For fun I made a Robinhood account. It took me 5 minutes to sign up, get approved and transfer funds for trading...
Here's some details... Read on.
...it took me another 5 minutes to get qualified for options.
If I share a sign up I get "free shares" and I can share as much as I want up to 500$ worth.
The main UI has a prepopulated "list" of stocks/crypto to watch and links to news.
Clicking a stock opens a "trade" button that looks like this.
Notice options is first, buy second.
Options took me to an approval process (which took about a minute) and now away I go trading Baba options.
Buying stock looks like this. It emphasizes fractional shares.