If you can lock-in trade details sooner and affirm on trade date SDA is a prerequisite of shorter settlement cycles, meaning that a move to T+2 or T+1 is only.

Like E*TRADE, TD Ameritrade offers not one, but two smartphone apps: TD Ameritrade Mobile (everyday investors) and TD Ameritrade Mobile Trader (active traders). Looking at mobile apps specifically, Mobile Trader is my top pick for traders in 2019. Upon login, you are taken straight into your watch lists, which sync with thinkorswim. Mobile Apps. When you open a new account, you will also have access to two mobile apps, TD Ameritrade Mobile and TD Ameritrade Mobile Trader. The former is designed for beginners and casual investors. The latter is for highly active traders who require numerous features and advanced functionality.