ToolWren › ASCII Table

ASCII Table & Lookup

Convert characters to their ASCII codes and back, with a reference table of printable characters.

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How to use the ASCII Table

Type text in Text → codes to see each character's decimal and hex code.
Or enter space-separated decimal codes in Codes → text to rebuild the text.
Both convert instantly as you type.
Use the printable ASCII reference table below for quick lookups.

Privacy: this tool runs entirely in your browser. Your input is never sent to, received by, or stored on any server — there are no uploads and no tracking of what you enter.

About ASCII Table

What is ASCII

ASCII assigns a number 0-127 to letters, digits and symbols. Code 65 is A, 97 is a, 48 is 0. It underpins text encoding.

Lookup both ways

Type text to see each character's decimal and hex code, or enter codes to rebuild the text.

The table

A reference of all printable ASCII characters (32-126) is shown for quick lookup.

Frequently asked questions

What is the ASCII code for A?

65 (uppercase) and 97 (lowercase a).

Does it cover extended ASCII?

It focuses on standard printable ASCII (32-126); use the Unicode tools for beyond.

Is it useful for programming?

Yes — for character math, control characters and encoding work.