Yes, there are several applications that can help you check whether your weight is normal for your age and height. One popular example is the BMI (Body Mass Index) Calculator, which is available as an app or on various websites. Other apps that can help with this include MyFitnessPal, Lose It!, and Fitbit. It is important to note that while these applications can be helpful, they are not a substitute for professional medical advice. If you have concerns about your weight or health, it is best to consult with a healthcare professional.