Is my data safe with ASCII Table?

ASCII Table is designed for privacy-conscious use. Review the tool's inputs and outputs, and avoid entering secrets or confidential material unless the workflow is appropriate for that data.

Is ASCII Table suitable for production use?

ASCII Table is designed to produce standards-compliant output. Review and validate the result against your project's requirements before using it in production.

Does ASCII Table work on mobile?

Yes, ASCII Table is responsive and works on smartphones, tablets, and desktops with a modern web browser.

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ASCII Table

Interactive, searchable reference for all 128 ASCII characters with decimal, hex, octal, binary, HTML entity, and description columns. Filter by category, convert between representations, and copy any value.

Show Extended ASCII (128–255)

Control CharactersLettersDigitsSymbols / Punctuation

Showing 128 of 128 characters

Decimal	Hex	Octal	Binary	Character	HTML Entity	Interactive, searchable reference for all 128 ASCII characters with decimal, hex, octal, binary, HTML entity, and description columns. Filter by category, convert between representations, and copy any value.
0	0x00	0000	00000000	␀		NUL (Null)
1	0x01	0001	00000001	␁		SOH (Start of Heading)
2	0x02	0002	00000010	␂		STX (Start of Text)
3	0x03	0003	00000011	␃		ETX (End of Text)
4	0x04	0004	00000100	␄		EOT (End of Transmission)
5	0x05	0005	00000101	␅		ENQ (Enquiry)
6	0x06	0006	00000110	␆		ACK (Acknowledge)
7	0x07	0007	00000111	␇		BEL (Bell)
8	0x08	0010	00001000	␈		BS (Backspace)
9	0x09	0011	00001001	␉		HT (Horizontal Tab)
10	0x0A	0012	00001010	␊		LF (Line Feed)
11	0x0B	0013	00001011	␋		VT (Vertical Tab)
12	0x0C	0014	00001100	␌		FF (Form Feed)
13	0x0D	0015	00001101	␍		CR (Carriage Return)
14	0x0E	0016	00001110	␎		SO (Shift Out)
15	0x0F	0017	00001111	␏		SI (Shift In)
16	0x10	0020	00010000	␐		DLE (Data Link Escape)
17	0x11	0021	00010001	␑		DC1 (Device Control 1)
18	0x12	0022	00010010	␒		DC2 (Device Control 2)
19	0x13	0023	00010011	␓		DC3 (Device Control 3)
20	0x14	0024	00010100	␔		DC4 (Device Control 4)
21	0x15	0025	00010101	␕		NAK (Negative Acknowledge)
22	0x16	0026	00010110	␖		SYN (Synchronous Idle)
23	0x17	0027	00010111	␗		ETB (End of Trans. Block)
24	0x18	0030	00011000	␘		CAN (Cancel)
25	0x19	0031	00011001	␙		EM (End of Medium)
26	0x1A	0032	00011010	␚		SUB (Substitute)
27	0x1B	0033	00011011	␛		ESC (Escape)
28	0x1C	0034	00011100	␜		FS (File Separator)
29	0x1D	0035	00011101	␝		GS (Group Separator)
30	0x1E	0036	00011110	␞		RS (Record Separator)
31	0x1F	0037	00011111	␟		US (Unit Separator)
32	0x20	0040	00100000	␣		Space
33	0x21	0041	00100001	!	!	Exclamation Mark
34	0x22	0042	00100010	"	"	Double Quote
35	0x23	0043	00100011	#	#	Number Sign / Hash
36	0x24	0044	00100100	$	$	Dollar Sign
37	0x25	0045	00100101	%	%	Percent Sign
38	0x26	0046	00100110	&	&	Ampersand
39	0x27	0047	00100111	'	'	Single Quote / Apostrophe
40	0x28	0050	00101000	(	(	Left Parenthesis
41	0x29	0051	00101001	)	)	Right Parenthesis
42	0x2A	0052	00101010	*	*	Asterisk
43	0x2B	0053	00101011	+	+	Plus Sign
44	0x2C	0054	00101100	,	,	Comma
45	0x2D	0055	00101101	-	-	Hyphen / Minus
46	0x2E	0056	00101110	.	.	Period / Full Stop
47	0x2F	0057	00101111	/	/	Slash / Solidus
48	0x30	0060	00110000	0	0	Digit 0
49	0x31	0061	00110001	1	1	Digit 1
50	0x32	0062	00110010	2	2	Digit 2
51	0x33	0063	00110011	3	3	Digit 3
52	0x34	0064	00110100	4	4	Digit 4
53	0x35	0065	00110101	5	5	Digit 5
54	0x36	0066	00110110	6	6	Digit 6
55	0x37	0067	00110111	7	7	Digit 7
56	0x38	0070	00111000	8	8	Digit 8
57	0x39	0071	00111001	9	9	Digit 9
58	0x3A	0072	00111010	:	:	Colon
59	0x3B	0073	00111011	;	;	Semicolon
60	0x3C	0074	00111100	<	<	Less-Than Sign
61	0x3D	0075	00111101	=	=	Equals Sign
62	0x3E	0076	00111110	>	>	Greater-Than Sign
63	0x3F	0077	00111111	?	?	Question Mark
64	0x40	0100	01000000	@	@	At Sign
65	0x41	0101	01000001	A	A	Uppercase A
66	0x42	0102	01000010	B	B	Uppercase B
67	0x43	0103	01000011	C	C	Uppercase C
68	0x44	0104	01000100	D	D	Uppercase D
69	0x45	0105	01000101	E	E	Uppercase E
70	0x46	0106	01000110	F	F	Uppercase F
71	0x47	0107	01000111	G	G	Uppercase G
72	0x48	0110	01001000	H	H	Uppercase H
73	0x49	0111	01001001	I	I	Uppercase I
74	0x4A	0112	01001010	J	J	Uppercase J
75	0x4B	0113	01001011	K	K	Uppercase K
76	0x4C	0114	01001100	L	L	Uppercase L
77	0x4D	0115	01001101	M	M	Uppercase M
78	0x4E	0116	01001110	N	N	Uppercase N
79	0x4F	0117	01001111	O	O	Uppercase O
80	0x50	0120	01010000	P	P	Uppercase P
81	0x51	0121	01010001	Q	Q	Uppercase Q
82	0x52	0122	01010010	R	R	Uppercase R
83	0x53	0123	01010011	S	S	Uppercase S
84	0x54	0124	01010100	T	T	Uppercase T
85	0x55	0125	01010101	U	U	Uppercase U
86	0x56	0126	01010110	V	V	Uppercase V
87	0x57	0127	01010111	W	W	Uppercase W
88	0x58	0130	01011000	X	X	Uppercase X
89	0x59	0131	01011001	Y	Y	Uppercase Y
90	0x5A	0132	01011010	Z	Z	Uppercase Z
91	0x5B	0133	01011011	[	[	Left Square Bracket
92	0x5C	0134	01011100	\	\	Backslash
93	0x5D	0135	01011101	]	]	Right Square Bracket
94	0x5E	0136	01011110	^	^	Caret / Circumflex
95	0x5F	0137	01011111	_	_	Underscore
96	0x60	0140	01100000	`	`	Grave Accent / Backtick
97	0x61	0141	01100001	a	a	Lowercase a
98	0x62	0142	01100010	b	b	Lowercase b
99	0x63	0143	01100011	c	c	Lowercase c
100	0x64	0144	01100100	d	d	Lowercase d
101	0x65	0145	01100101	e	e	Lowercase e
102	0x66	0146	01100110	f	f	Lowercase f
103	0x67	0147	01100111	g	g	Lowercase g
104	0x68	0150	01101000	h	h	Lowercase h
105	0x69	0151	01101001	i	i	Lowercase i
106	0x6A	0152	01101010	j	j	Lowercase j
107	0x6B	0153	01101011	k	k	Lowercase k
108	0x6C	0154	01101100	l	l	Lowercase l
109	0x6D	0155	01101101	m	m	Lowercase m
110	0x6E	0156	01101110	n	n	Lowercase n
111	0x6F	0157	01101111	o	o	Lowercase o
112	0x70	0160	01110000	p	p	Lowercase p
113	0x71	0161	01110001	q	q	Lowercase q
114	0x72	0162	01110010	r	r	Lowercase r
115	0x73	0163	01110011	s	s	Lowercase s
116	0x74	0164	01110100	t	t	Lowercase t
117	0x75	0165	01110101	u	u	Lowercase u
118	0x76	0166	01110110	v	v	Lowercase v
119	0x77	0167	01110111	w	w	Lowercase w
120	0x78	0170	01111000	x	x	Lowercase x
121	0x79	0171	01111001	y	y	Lowercase y
122	0x7A	0172	01111010	z	z	Lowercase z
123	0x7B	0173	01111011	{	{	Left Curly Bracket
124	0x7C	0174	01111100	\|	\|	Vertical Bar / Pipe
125	0x7D	0175	01111101	}	}	Right Curly Bracket
126	0x7E	0176	01111110	~	~	Tilde
127	0x7F	0177	01111111	␡		DEL (Delete)

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About ASCII Table

ASCII (American Standard Code for Information Interchange) is a character encoding standard that assigns numeric values to 128 characters including letters, digits, punctuation marks, and control characters. It forms the foundation of modern text encoding systems like UTF-8.

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How to use

Browse the full ASCII table or use the search bar to find characters by decimal value, hexadecimal code, character, or description. Click any row to see full details and copy values. Use the converter to quickly translate between characters and their numeric representations.

Use cases

Developers debugging character encoding issues
Students learning about binary, hexadecimal, and character representation
Web developers looking up HTML entities and escape codes
System administrators working with control characters and terminal sequences

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Frequently Asked Questions About ASCII Table

What is ASCII Table?

ASCII Table is a free online tool on akousa.net, a platform with 559+ browser-based utilities. Interactive, searchable reference for all 128 ASCII characters with decimal, hex, octal, binary, HTML entity, and description columns. Filter by category, convert between representations, and copy any value. No installation is required.

How do I use ASCII Table?

Simply open ASCII Table on akousa.net, enter or upload your data, configure any options, and click the action button. Results appear instantly in your browser.

Is ASCII Table free?

Yes, the core ASCII Table experience is free to use without signup. All 559+ tools remain available for everyday use, while Akousa Pro adds optional premium platform features and ad-free browsing.