: You can trade both exchange-listed small-cap stocks and unlisted OTC Bulletin Board/Pink Sheet shares.

: They completely lock out OTC Pink Sheet markets where the vast majority of true penny stocks reside. ⚠️ Vital Rules for Penny Stock Traders

If you strictly want to trade penny stocks that are listed on major exchanges (like the NYSE or Nasdaq), Robinhood is king.

If you are an active, technical day trader, the Interactive Brokers mobile app is practically unmatched in power.

Schwab is highly regarded for those who need a softer landing into the high-risk world of micro-cap stocks.