LetterToNumber

ASCII Converter

Convert text to ASCII and ASCII to text with our bidirectional online tool.

A
65
B
66
C
67
D
68
E
69
F
70
G
71
H
72
I
73
J
74
K
75
L
76
M
77
N
78
O
79
P
80
Q
81
R
82
S
83
T
84
U
85
V
86
W
87
X
88
Y
89
Z
90
a
97
b
98
c
99
d
100
e
101
f
102
g
103
h
104
i
105
j
106
k
107
l
108
m
109
n
110
o
111
p
112
q
113
r
114
s
115
t
116
u
117
v
118
w
119
x
120
y
121
z
122
32

What is ASCII Conversion?

ASCII conversion allows you to translate between human-readable text and numerical codes that computers use to represent characters. Whether you need to encode text into ASCII numbers or decode ASCII codes back into readable text, this process is fundamental to how digital systems handle text data. Each character - from letters and numbers to punctuation and symbols - has a unique ASCII value, making this conversion essential for programming, data processing, and message encoding tasks.

How ASCII Encoding Works

ASCII (American Standard Code for Information Interchange) assigns each character a unique number from 0 to 127 (or 0 to 255 for extended ASCII). For example, ‘A’ equals 65, ‘a’ equals 97, and a space equals 32. This standardization allows all computers to understand the same text data consistently.

Our tool handles both directions seamlessly: when you input text, it shows you the corresponding ASCII numbers; when you input ASCII codes, it reveals the hidden text. This makes it perfect for learning how computers process text or for practical tasks like decoding numeric messages.

When You Might Need ASCII Conversion

This tool proves valuable in several real-world scenarios:

Using the ASCII Converter

This tool is designed for simplicity and accuracy. Enter text to see its ASCII codes, or input ASCII numbers (separated by spaces or commas) to reveal the hidden text. The conversion happens instantly, and you can easily copy the results for your projects.

Whether you’re debugging code, decoding messages, or learning about character encoding, this ASCII converter provides a reliable solution for all your text-to-number conversion needs.

For simpler alphabetical number encoding (A=1, B=2, etc.), you might also find our letters to numbers tool useful.

Frequently Asked Questions

How does this bidirectional ASCII converter work?

This tool works both ways: enter text to get ASCII codes, or enter ASCII codes (separated by spaces or commas) to get text back. The conversion happens instantly, making it perfect for encoding messages or decoding received ASCII sequences.

What characters and ASCII codes are supported?

The tool supports all standard ASCII characters (letters, numbers, punctuation, symbols) and extended ASCII codes (values 0-255). Whether you're working with simple text or special characters, the conversion will handle them accurately.

What format should I use for ASCII codes input?

When converting ASCII to text, separate each code with either spaces or commas. For example: '72 101 108 108 111' or '72,101,108,108,111' both convert to 'Hello'. The tool accepts decimal ASCII values only.

Why would I need to convert between text and ASCII?

Common uses include programming tasks, debugging encoding issues, decoding messages, data processing, and educational purposes. It's especially useful for developers working with character encoding or anyone needing to understand how computers represent text.

Can I decode messages that were encoded with ASCII codes?

Absolutely! If someone sent you a sequence of numbers that you suspect are ASCII codes, simply paste them into the tool and it will reveal the hidden message. This is helpful for educational exercises or decoding simple encoded communications.

Are there any limits on input size?

There's no strict limit, but very large inputs may take slightly longer to process. The tool is optimized for typical use cases, from single words to paragraphs of text or corresponding ASCII sequences.