Sure Bet is a free Android application developed by Ding, under the category of Business & Productivity and subcategory Finance. The app is a simple sure bet, or arbitrage bet, calculator for betting purposes. It helps users determine whether a set of bets is a sure win, irrespective of the outcome of the event, by calculating the best odds for two or three results in decimal format.

The user interface of the app is straightforward and easy to navigate. Once the best odds are entered, the user can click on the Calculate button to determine if the match is a sure bet. The app also provides information on how to share the total stake amount on each pick, making it easier for users to place their bets wisely.