"The best version is the one your broker supports and that runs reliably on your hardware. For almost everyone today, that is TradeStation 10."
If you cannot find the official 9.5 installer after contacting support, consider running TradeStation 10 in Windows 7 compatibility mode instead. tradestation 9.5 download
Disclaimer: TradeStation® is a registered trademark of TradeStation Securities, Inc. This piece is for informational purposes and does not constitute financial advice or an endorsement of specific software versions. "The best version is the one your broker
: Visit TradeStation and click Log In at the top, then select Client Center . then select Client Center .