Quack Media Guides and Information
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Create Static QR for 24 Hour Fitness
Introduction 24 Hour Fitness has converted their check-in method to time-based QR codes generated by their app 24GO. This sucks. The app is not very optimized, sucks down battery, and takes almost 200MB of space. The app blocks screenshots of the QR code and the code changes every 5 minutes. However, there are some flaws in their verification logic that we can use to convert this time-based QR code to a static one that can be added to Apple or Android Wallets without the need for dynamic background services or push updates! ...