The MyTrader app suite gives you unrivalled trading power and information inside the MT4 and MT5 desktop client terminal: currency strength, quote board and deal tickets, trade grid and card view, real-time sentiment, market scanner, calculators, premium charting.
P/L Manager automatically manages manual positions, or orders which have been orphaned by an EA refusing to run. You define either (or both of) a stop-loss and profit-target for all the positions, and they are automatically closed out when the target is hit.
QuickChannel is a library for sending messages between copies of MT4 running on the same computer (or between EAs/scripts running in the same installation of MT4). QuickChannel can deliver messages in less than 1 millisecond.