It's not real tick but it's awful close.
From the website:
Real-Time Data
ir Dynamics customers receive their market data from Fides Information Systems (a subsidiary of Credit Suisse Group), a Zurich based information provider to online traders, broker-dealers and financial institutions worldwide. The software is a collaboration between ir Dynamics and the Chicago based financial software firm, Townsend Analytics. This data includes:
Streaming real-time data on stocks, futures, equities, options and foreign currencies from all the major exchanges.
TAL Data's independently generated indices (Gap Open, Percent Weekly Volume, Gainers, Losers, Most Actives, and 52-week Highs and Lows), which update automatically throughout the trading day.