Convert a text to ASCII, Base64, binary, octal and hexadecimal code

Calculate the difference between two days or add/subtract days tofind a date

Calculate permutations and combinations with or without repetitions

Convert numbers from one base (radix) to any other bases

Convert and customize all common units in many different types

Hash your passwords, numbers, texts or files by multiple hashfunctions

Calculate factorial of a number (including large numbers) in veryshort time

Calculate permutations and combinations with or without repetitions(No ads)