Encoding
ASCII Converter
Inspect code points for each character or build a string from decimal/hex codes. Supports basic Unicode beyond classic 7-bit ASCII.
Runs entirely in your browser. Your data never leaves this device.
- Char → codes
- Codes → text
- Decimal & hex
- Copy table
- Browser-only
Workspace
Client-side · No upload
How it works
- Adjust the controls or paste your input.
- Preview results instantly in the browser.
- Copy or download the output — nothing is uploaded.
Key features
- Char → codes
- Codes → text
- Decimal & hex
- Copy table
- Browser-only
FAQ
Is this private?
Yes — processing runs in your browser; we do not upload your inputs.
Do I need an account?
No — free to use without signup.
Does it work offline?
After the page loads, most tools work without further network calls.
Mobile friendly?
Yes — layouts adapt to smaller screens.
Keep building
Related developer tools
Encoding
Free Binary Translator online
Convert text ↔ binary (8-bit UTF-8 bytes) instantly. Free binary encoder/decoder.
Encoding
Free HTML Entity Encoder / Decoder online
Encode and decode HTML entities online. Named and numeric entities — private browser tool.
Text & Data
Free Number Base Converter online
Convert between binary, octal, decimal, and hexadecimal online. Free base converter for developers.