iStockFilter is a free Android app developed by Knots Sone. It falls under the category of Business & Productivity and the subcategory of Finance. This app allows users to search for Thai stocks listed in the SET index based on various financial ratios such as P/E, P/B DE, ROA, ROE, YIELD, dividend payout policy, business group, business category, profitability rate, and more.

With iStockFilter, users can filter stocks according to their preferences and get a detailed analysis of each stock's financial ratios. The app provides a user-friendly interface, making it easy for users to navigate and conduct their research. Overall, iStockFilter is a useful tool for anyone interested in analyzing stocks in the Thai market.