Squares Cash App officially adds free stock trading, starting at $1

Square announced today that you’ll soon be able to invest in stocks using its Cash App, and says you’ll be able to start investing with $1. That doesn’t mean you’ll be able to buy a full share of Apple for a buck, though — you’re going to be investing in a fraction of a share, however much that $1 will get you.

This concept, fractional share trading, isn’t quite new — you can already do it with some other investment apps, such as Stockpile or Betterment. It’s even something you’ll be able to do if your money is managed by investment giant Charles Schwab, which said last week that it would introduce fractional share trading to help attract younger customers.

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