First Aid Kit is a first aid app that equips you with clinical skills and first aid knowledge required to save lives in emergency situations. First Aid Kit has simple step-by-step first aid instructions that you can follow when providing emergency help to an injured victim. The emergency help provided can be the difference between life and death. Hence, emergency first aid is an important skill that everyone should have since no one knows when he or she will be required to provide emergency help.

First Aid Kit also has a BMI calculator. The BMI calculator is a scientific calculator used to determine a person's body mass index. To give you your Body Mass Index (BMI), the BMI calculator will require you to provide your height and weight. The BMI calculator will then apply a series of complex formulas to provide height and weight values to come up with an accurate BMI value. The first aid app also provides you with a list of BMI values from the world health organization. The BMI values from the world health organization are categorized as underweight, normal weight, and obese. The world health organization's values are considered to be the conventional world wide standard, hence will help you make informed health and fitness decisions.