Market Hours - Stock Clock is a free Android application developed by Ocean Reef Studios. This app is designed for stock market enthusiasts who want to keep track of the opening and closing times of the stock markets around the world. The app includes more than 30 markets from different countries, and it provides an easy way to check whether a market is open or closed.

One of the main features of the app is the countdown timer that shows how much time is left until the market opens or closes. The app also has a simple and user-friendly design that uses color codes to indicate the status of the market. Additionally, the app automatically converts the market times to your current phone timezone, making it more convenient for users to keep track of the markets.

However, it is important to note that the app does not include holiday, lunch break, or early close data. Therefore, users should not rely solely on this app for making important trading decisions. Overall, Market Hours - Stock Clock is a useful tool for anyone who wants to keep track of the stock markets around the world, but it should be used in conjunction with other sources of information.