Macro Calculator can calculate and provide a range of suggested values for a person's macronutrient and Calorie needs relative to age, physical attributes, exercise level, and body weight objectives.

Blood Alcohol Concentration Calculator provides an accurate estimate of your current blood alcohol concentration and how much time to reach 0% based on several key inputs and personal characteristics.

Protein Calculator, it could calculate and find out the daily amount of dietary protein adults require to remain healthy, and ensure your body gets the right amount of protein.

Lucky Spin Wheel, it is a random wheel spinner that could help you to make a random decision. Now, Create your custom spinner for random choice!

Heart Rate Calculator could calculate the maximum heart rate and target heart rate base on your gender and age with several scientific calculation methods.

Daily Diet Calculator can be used to estimate the number of calories a person needs to consume each day.

Efficiently calculate your electricity consumption with this easy-to-use, accurate electricity consumption calculator.

Body Surface Area Calculator

Create random and unique mazes of different shapes and sizes. Maze Generator is an interesting online tool and game that can create random and unique mazes of different shapes, sizes, and styles.

Dog Age Calculator is a free online tool that can help you estimate the age of your dog in human years. Dog Age Calculator can take into account the factors that affect a dog’s lifespan, give you a more realistic approximation of how old your dog is compared to a human.

Cat Age Calculator could help you estimate the age of your cat in human years. Using this Cat Age Calculator can help you understand your cat better and provide it with the appropriate care and attention.

Female Menstrual Cycle Period Calculator. Menstrual Cycle Calculator is an online tool that can help you keep track of your menstrual cycles, predict your next periods, and identify your fertile days. It could help you understand more about your body and health by providing information about the phases of your cycle, the signs of ovulation, and the factors that can affect your cycle.