InputTestHub

ASCII Table

A searchable ASCII and extended ASCII reference with decimal, hex, octal, binary and HTML entity for every character.

Developer Nothing uploaded No sign-up Free, unlimited
Developer tool
Fill in the fields and press Generate.
In short ASCII Table is a free online tool on inputtesthub.com that a searchable ASCII and extended ASCII reference with decimal, hex, octal, binary and HTML entity for every character. It needs no account, no download and no payment, and there is no daily usage limit. Everything is processed inside your own browser, so the data you paste is never uploaded to a server.

How to use the ASCII Table

  1. Fill in the fields with your own details.
  2. The generated code updates live in the output panel.
  3. Copy the code and paste it into your page, file or CMS.

About the ASCII Table

The ASCII Table a searchable ASCII and extended ASCII reference with decimal, hex, octal, binary and HTML entity for every character. It runs as plain JavaScript inside the page, which means there is no upload step, no queue and no size limit imposed by a server — the only limit is your own device.

What people use it for

  • Looking up a control character code.
  • Finding the HTML entity for a symbol.
  • Debugging an encoding issue byte by byte.

Frequently asked questions

Is the ASCII Table free?
Free, unlimited, and no email address required. You can use it a hundred times a day and nothing changes.
Is my data uploaded anywhere?
No. The ASCII Table runs entirely in your browser using JavaScript. Because the work happens locally, the page also keeps working if your connection drops, and closing the tab is all it takes to discard everything.
What problem does the ASCII Table solve?
The jobs it is built for: looking up a control character code. Finding the HTML entity for a symbol. Debugging an encoding issue byte by byte. It is built for exactly those cases rather than being a general-purpose tool with this bolted on.
Does the ASCII Table work on a phone?
Yes. The page is responsive and the page works in Chrome, Safari, Firefox, Edge and Samsung Internet on both Android and iOS. There is no app to install and nothing to sign into.

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