The HKEX Stock Options Mobile App is an Android application developed by Hong Kong Exchanges and Clearing Limited. It is a free app that provides users with access to the most popular tools from the HKEX Stock Options Corner. The app comes with a range of personalised features, such as "My Portfolio," which allows users to track their stock or options portfolio of their choice. The app has a redesigned search engine and interface that enhances the user experience.

The app's key features include Market Snapshot, My Portfolio, Quotes/Search, Videos, Education, Option Class List, Margin Table, and Dividend Search. Users can easily navigate through the app's features, and the clean design makes it easy to use. The app is perfect for users who want to keep track of the stock market on the go and stay up to date with the latest market trends.