Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Language Entropy Calculator

Computes the Shannon information entropy of a text based on character or symbol probabilities. Used by computational linguists and NLP researchers to quantify predictability and information density in language.

Character Probability 1

Character Probability 2

Character Probability 3

Fill in the required fields to see your result.

Language

Semantic Density Calculator

Calculate the proportion of meaning-bearing (content) words in a text to gauge its informational richness. Useful for teachers, writers, and NLP researchers evaluating text complexity.

Content Words (words)

Function Words (words)

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Key differences

	Language Entropy Calculator	Semantic Density Calculator
Category	Language	Language
Inputs required	3	2
Result	Entropy (bits)	Semantic Density (%)
What it does	Computes the Shannon information entropy of a text based on character or symbol probabilities. Used by computational linguists and NLP researchers to quantify predictability and information density in language.	Calculate the proportion of meaning-bearing (content) words in a text to gauge its informational richness. Useful for teachers, writers, and NLP researchers evaluating text complexity.