Position Size Calculator: Fx is a free iPhone app developed by Dang Phan. It falls under the category of Business & Productivity, specifically in the Finance subcategory. This app is designed to help users calculate their position size when trading in the foreign exchange market.

With Position Size Calculator: Fx, users can easily determine the appropriate position size based on their desired risk percentage or amount, as well as the stop loss in pips for each trade. The app provides a straightforward and intuitive interface, making it simple and easy to use for traders of all levels of experience.

Overall, Position Size Calculator: Fx is a useful tool for forex traders who want to manage their risk effectively and make informed trading decisions. The app is available for free on the iPhone platform and can be downloaded from the App Store.