Can I convert both text to ASCII and ASCII to text?

Yes. You can switch between both directions and choose decimal, hexadecimal, or binary format.

What separators are supported for ASCII input?

Use spaces or commas between ASCII codes when decoding back to text.

Does this ASCII converter run online or locally?

It runs in your browser, so conversion happens locally.

ASCII Code Converter

developer

Convert text and ASCII values quickly in decimal, hex, or binary with a built-in ASCII reference.

Text Input

Characters: 0Words: 0Size: 0 B

ASCII Codes

ASCII Table

Printable ASCII characters (32–126) with decimal, hexadecimal, and binary codes
Char	Dec	Hex	Bin
	32	0x20	0b00100000
!	33	0x21	0b00100001
"	34	0x22	0b00100010
#	35	0x23	0b00100011
$	36	0x24	0b00100100
%	37	0x25	0b00100101
&	38	0x26	0b00100110
'	39	0x27	0b00100111
(	40	0x28	0b00101000
)	41	0x29	0b00101001
*	42	0x2A	0b00101010
+	43	0x2B	0b00101011
,	44	0x2C	0b00101100
-	45	0x2D	0b00101101
.	46	0x2E	0b00101110
/	47	0x2F	0b00101111
0	48	0x30	0b00110000
1	49	0x31	0b00110001
2	50	0x32	0b00110010
3	51	0x33	0b00110011
4	52	0x34	0b00110100
5	53	0x35	0b00110101
6	54	0x36	0b00110110
7	55	0x37	0b00110111
8	56	0x38	0b00111000
9	57	0x39	0b00111001
:	58	0x3A	0b00111010
;	59	0x3B	0b00111011
<	60	0x3C	0b00111100
=	61	0x3D	0b00111101
>	62	0x3E	0b00111110
?	63	0x3F	0b00111111
@	64	0x40	0b01000000
A	65	0x41	0b01000001
B	66	0x42	0b01000010
C	67	0x43	0b01000011
D	68	0x44	0b01000100
E	69	0x45	0b01000101
F	70	0x46	0b01000110
G	71	0x47	0b01000111
H	72	0x48	0b01001000
I	73	0x49	0b01001001
J	74	0x4A	0b01001010
K	75	0x4B	0b01001011
L	76	0x4C	0b01001100
M	77	0x4D	0b01001101
N	78	0x4E	0b01001110
O	79	0x4F	0b01001111
P	80	0x50	0b01010000
Q	81	0x51	0b01010001
R	82	0x52	0b01010010
S	83	0x53	0b01010011
T	84	0x54	0b01010100
U	85	0x55	0b01010101
V	86	0x56	0b01010110
W	87	0x57	0b01010111
X	88	0x58	0b01011000
Y	89	0x59	0b01011001
Z	90	0x5A	0b01011010
[	91	0x5B	0b01011011
\	92	0x5C	0b01011100
]	93	0x5D	0b01011101
^	94	0x5E	0b01011110
_	95	0x5F	0b01011111
`	96	0x60	0b01100000
a	97	0x61	0b01100001
b	98	0x62	0b01100010
c	99	0x63	0b01100011
d	100	0x64	0b01100100
e	101	0x65	0b01100101
f	102	0x66	0b01100110
g	103	0x67	0b01100111
h	104	0x68	0b01101000
i	105	0x69	0b01101001
j	106	0x6A	0b01101010
k	107	0x6B	0b01101011
l	108	0x6C	0b01101100
m	109	0x6D	0b01101101
n	110	0x6E	0b01101110
o	111	0x6F	0b01101111
p	112	0x70	0b01110000
q	113	0x71	0b01110001
r	114	0x72	0b01110010
s	115	0x73	0b01110011
t	116	0x74	0b01110100
u	117	0x75	0b01110101
v	118	0x76	0b01110110
w	119	0x77	0b01110111
x	120	0x78	0b01111000
y	121	0x79	0b01111001
z	122	0x7A	0b01111010
{	123	0x7B	0b01111011
\|	124	0x7C	0b01111100
}	125	0x7D	0b01111101
~	126	0x7E	0b01111110

ASCII Code Converter Guide

If you are also working with encoded payloads, open the Base64 Encoder & Decoder and Number System Converter.

1. How can I convert text to ASCII (decimal, hex, binary) and back on this page?

Text → ASCII: Enter text and get ASCII codes. Use Load TXT to import from file. Character count, word count, and size update in real time.
ASCII → Text: Enter ASCII codes (space or comma separated) in the selected format and get decoded text.
Choose format: Decimal, Hexadecimal, or Binary. The ASCII table shows Printable (32-126) and Extended (128-255) ranges.
Use Copy to copy results. Use Clear to reset input and output.

2. How does this ASCII converter map characters locally in the browser?

The converter uses standardized ASCII encoding algorithms that map each character to its corresponding numerical value.

It supports both standard ASCII (0-127) and extended ASCII (128-255) character sets.

Reverse conversion parses space/comma-separated codes in the selected format and converts to text.

All processing runs in your browser. No data is sent to any server.

3. What is the ASCII table, and how does this tool help students or engineers?

Free online ASCII code converter to convert text to ASCII codes and ASCII codes to text in decimal, hexadecimal, and binary formats with ASCII table reference.

4. Why use an in-browser ASCII reference for quick byte-level checks?

Bidirectional: Text to ASCII and ASCII to Text conversion.
Multiple format support: Decimal, Hexadecimal, Binary.
Load TXT file and Clear functionality.
Printable and Extended ASCII table reference.
Copy to clipboard functionality.

5. When do serial protocols, logs, or embedded work still hinge on ASCII values?

Debugging character encoding issues in software development.
Data validation and encoding in data processing applications.
Learning about character encoding and binary number systems.
System integration and cross-platform character handling.

← Back to Developer Tools