DislikedThey do have the ability to show tick volume like any other bröker.
If you by "volume traded" you mean the volume traded in the entire FX market, then that is impossible for any bröker.
If you by "volume traded" you mean the volume traded in Dukascopy's particular ECN, which is already partly shown in real time in their Market Depth, but you rather need it in displayed in a historical manner, then no. Not that I know of. But I believe you can probably do this through the API by pulling historical Market Depth data and charting it. But in...Ignored
The api written in Java provides great programming environment to code in, much better than MT platform, with their proprietary language.
And their bid/ask spread is usually 0.8 pips for peak timing - London NewYork cross, and 1.2 pips for off-peak - Late NewYork - Asian cross.
Been with them for 3 years. No complaint.
Place your bets!