These events highlighted a growing trend in using free investing apps that make trading more accessible to everyone.

Interest in these free trading and investment apps comes off as growing.

CNBCrecently showedhow they are dominating app store rankings, andRecodereports thattrading has gained interestduring the coronavirus pandemic.

Someone using an investing app on a smartphone.

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Robinhood even recently raised $3.4 billion in capitalto handlethe increased trading volumes.

The concept also makes buying and selling stocks fun and easy.

Several other apps have followed suit in thepast few years.

Stock market data displayed on a smartphone.

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And that used to be the real bread and butter of the stock business," Pantoja said.

He noted that many competitors have followed suit and adopted this model to compete with Robinhood.

Before, you could pay between $5-$7 per trade, he said.

A group of people discuss investing and trading stocks.

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Each has its own user experience, and some offer more customer support than others.