I have utilized applications from another broker, but I'm not very experienced in trading, and this doesn't provide me with the information I need to be well-informed and ready to trade with ease.
Along with many other helpful features they do not provide, you are forced to continuously monitor the performance of your stocks because you are unable to establish price targets or set alerts.
Up until C_O_N_C_E_P_T_S_T_R_D_C_0_M., I had a really hard time getting my money back from them. They are great if you have also lost.