The calculator will calculate the estimated number of heartbeats and breaths you have given since birth.

Calculator of the amount of concrete needed to build a foundation slab or a concrete ceiling.

The caloric demand calculator will help you create the right diet. It will answer the question of what is our daily calorie requirement and how much daily do we need to consume carbohydrates, proteins and fats to gain weight or lose weight by a given weight within a certain period of time.
We have a choice of several of the most popular formulas for calculating the basal metabolic rate. As a result, we will also get a seven-day alternating caloric cycle, thanks to which, with long-term diets, we can "cheat" the body by consuming different caloric values a day while maintaining a weekly diet.

With this statistical calculator, you will learn how to calculate the lower quartile, middle quartile, and upper quartile of an interval resolution series.

The reactive power calculator in AC circuits will help you easily calculate reactive power, voltage and current.

Regular polygon calculator will help you calculate the diagonals of any regular polygon, side length, height, area, perimeter and radius of the circumscribed circle and the radius of the circle inscribed in a regular polygon.

Using the calculator, we will calculate the water lost from the body and the percentage of weight loss after the exercises.

Thanks to the calculator, you can use several factors to check the degree of risk of a heart attack in the next ten years.

Vigenère cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Vigenère cipher. You can use any shift and additionally a key for more precise text encoding.

Affine cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Affine cipher.

AtBash cipher online encoder and decoder. Encrypt and decrypt any cipher created in a AtBash cipher.

Height calculator will help you calculate what height your child will have in the future, ie when it stops growing. Predicted Adult Height

Using the calculator, you can calculate the pressure, volume, temperature and volume of moles of ideal gas.

Check to what extent you are addicted to nicotine.

Beaufort cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Beaufort cipher.

Calculate how much you spend smoking, so how much you could save after quitting smoking.

The calculator is used to calculate the coverage of bills by profit before paying off the tax bill.

Hexagon calculator will help you calculate the long diagonal of the hexagon, the short diagonal of the hexagon, the side length, height, area of the hexagon, the radius of the circumscribed circle and the radius of the circle inscribed in a regular hexagon.

Thanks to the calculator, you can calculate the partial volume according to Daltons law.

Using this calculator, you will calculate the pulse duration of the output pulse of the NE555 IC in monostable or astable mode of operation.