Are you still leaving your luck to chance? With the "로또 645 - A Lottery Number Generator with QR Code Check" app, you can increase your chances of winning by applying filters to your number choices. You can conveniently scan the QR code of your purchased lottery ticket to check the winning numbers.

This app offers various features, including a number generator based on winning lottery numbers, filter-based number generation, and five different number generators to choose from. You can also manage your purchased lottery numbers, simulate winning scenarios, and access 23 different analysis tools, such as rollover numbers, compatibility numbers, pattern analysis, and more. Additionally, you can search for lottery retailers, check winning retailer information, and explore the lottery statistics by region.

The app also allows users to create their own filters using the built-in functions. Please note that this app's data is based on the lotto645 in South Korea. It is recommended to double-check the winning numbers at the lottery retailer.

The app requests optional access to your camera to scan the QR code, storage to backup/restore your saved numbers, and location to search for nearby lottery retailers. However, these access permissions are not mandatory to use the app.