IQFeed Description
IQFeed has been widely recognized for providing traders with the most comprehensive service at the best price. The data behind IQFeed are one of the fastest and most reliable data feeds on the market. They can be displayed in our built-in apps such as IQWatch Quote or Market Depth. You can choose from the compatible software listed on this site or create your own software by registering as a software developer. DTN IQFeed can also be used with Microsoft Excel and OpenOffice's free calc software. Our calculator allows you to explore different pricing options. Over 700 market statistics/breadth indicators, including TICK, TRIN and others. Most of them update every one second. 180 days of tick history, including pre-post markets (if available) with microsecond time stamps (if provided by the exchange feed). Historical data on authorized data and exchanges.