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Search term: text. 13 results
  • A1Z26 cipher

    A1Z26 is very simple direct substitution cypher, where each alphabet letter is replaced by its number in the alphabet.

  • Atbash cipher

    This calculator allows you to encrypt and decrypt text with Atbash method

  • Caesar cipher

    Calculator encrypts entered text by using Caesar cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed.

  • Count the number of words

    The calculator counts word number in a given text. It can be used for rough calculation of translation cost. Can be used for word number calculation in software resources.

  • Hill cipher

    This calculator uses Hill cipher to encrypt/decrypt a block of text

Base 64 encoding and decoding

The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.

Base 64 encoderCreative Commons Attribution/Share-Alike License 3.0 (Unported)
  • Morse Code

    Morse Code translator

  • Repeated Word Heatmap

    This calculator can help avoid unwanted word repetition in prose. It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other..

  • Repeated Word Heatmap

    This calculator can help avoid unwanted word repetition in prose. It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other..

  • Shannon Entropy

    This online calculator computes Shannon entropy for a given event probability table and for a given message

  • Symbol frequencies table

    This online calculator builds symbol frequency table for a given message

  • Vigenère cipher

    Calculator encrypts entered text by using Vigenère cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed.

  • Wordpress plugin

    With Planetcalc plugin for Wordpress you can easily insert any planetcalc calculator in your wordpress-based site or blog pages.

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