The thinkorswim app is edgy and easy to use. There's a reason it has a 5-star rating in the Apple store. It's free to download. You get free trades for 60 days. Then it costs $9.99.

TD Ameritrade is enhancing its award-winningi thinkorswim trading product suite with a host of new features and services as the integration with Schwa TD Ameritrade Makes Further Enhancements to ...