Popular calculators online

With this calculator you will learn how to add in columns. You can check if the addition you have made is correct

Thanks to the mathematical calculator, you can easily calculate the determinant of the matrix, find the complement matrix, the transposed matrix, and the inverse matrix.

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

Using this calculator, you can calculate the total volume of the solution after dilution and the volume of solvent added during dilution.

The online calculator calculates the median called the median value or the average value, the most common numbers in the given set, i.e. the mode, by examining whether it exists, the arithmetic mean and sorts the data in ascending order.

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

using a percentage calculator, you can calculate in a simple and quick way sums, differences, products and percentages .

With this calculator you can calculate the HB hardness or the hardness of metals based on the Brinell hardness test.

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

With this calculator you will calculate the weighted arithmetic mean.

Thanks to the calculator you can calculate the number of letters, the number of words, the number of characters and the number of paragraphs in any text.

With the converter, you can quickly translate any sentence into Morse code and vice versa. You can listen to the translated code, see it thanks to the light signals or, using the phone, feel it through vibration. Morse code is used nowadays mainly in amateur radio, it is also useful in many other areas of life.

With this online function graph plotter, you can draw any function. On one graph you can draw any three functions and compare their parameters. You can create graphs for many equations and functions.

Using this translator / converter you can quickly and easily check how to spell each word using the international (and not only) phonetic alphabet.

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

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

Burrows-Wheeler transform online encoder and decoder. Encrypt and decrypt any cipher created in a Burrows-Wheeler transform.

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.

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

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