Linguistic Analysis
Character Frequency & Shannon Entropy Analyzer
Perform deep linguistic and cryptographic analysis on text. Calculate letter percentages, Shannon entropy randomness, and letter pair distributions.
Total Characters131
Shannon Entropy4.744 bits
Vowels / Consonants39 / 87
Unique Symbols29
Character Frequency Breakdown
Sorted by occurrenceo
107.6%
e
86.1%
u
86.1%
i
75.3%
a
64.6%
t
53.8%
h
53.8%
r
53.8%
q
43.1%
c
43.1%
k
43.1%
b
43.1%
w
43.1%
n
43.1%
f
43.1%
x
43.1%
j
43.1%
m
43.1%
p
43.1%
s
43.1%
v
43.1%
l
43.1%
z
43.1%
y
43.1%
d
43.1%
g
43.1%
.
32.3%
,
10.8%
!
10.8%
Most Frequent Two-Letter Pairs (Digrams)
“qu”4 times
“ck”4 times
“ju”4 times
“th”3 times
“ow”3 times
“ve”3 times
Shannon Entropy Calculation
Letter Occurrence Percentage Bars
Vowel vs Consonant Ratios
Top 2-Letter Digrams Breakdown
How to Use Character Frequency & Shannon Entropy Analyzer (Step-by-Step Guide)
No software installation required. Complete your task in 3 easy steps directly in your browser.
1
Paste Text
Enter any essay, ciphertext, or passage to examine.
2
Review Metrics
Inspect total characters, unique symbols, entropy, and vowel/consonant ratios.
3
Examine Frequency Bars
Explore sorted occurrence counts and percentage bars for every character.
How helpful was this tool?
Rated 4.9 / 5 by 3,420+ users worldwide
Share with Colleagues & Friends
Help others protect their document privacy
Got Questions?
Frequently Asked Questions
Shannon entropy measures the average information density and unpredictability of characters. Natural English text typically scores between 3.5 and 4.5 bits.