Gong Zhang

Hello everyone! I'm Gong, an independent developer. A while back, while learning UI Design, I designed a few iOS widgets for tracking weight. They turned out pretty well, so I decided to spend some time and turn those designs into a real app. These widgets have been carefully designed with different functionalities in mind. I'm excited for you all to try it out! Requires iOS 17+.

Why should we care about caffeine? Because the amount of caffeine we consume is closely related to the quality of our sleep, and our health. If you search the App Store, you'll find a number of caffeine tracking apps developed by independent developers. I found these apps are more or less missing some features, so the experience isn't smooth. Another related product is an app called UP...