Trading simulators - which are good?

Hi,

Do you use any trading simulators? Which you think are best?

I found these ones:

  1. Forex Tester 2 (standalone app)
    Price: 199 USD + cost of data

  2. Soft4FX Forex Simulator (for MT4)
    Price: 99 USD
    Data for free from Dukascopy and TrueFX

  3. FX Blue Trading Simulator for MT4
    Price: Free
    Uses broker’s data

  4. MT4 Trading Simulator Pro
    Price: 49 USD
    Uses broker’s data

  5. SphereTester (for MT4)
    Price: 49 USD
    Uses broker’s data

Do you know any others?

MultiCharts, NinjaTrader, Amibroker