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Text to ASCII/Unicode

Last updated:

Last updated:

Convert text to ASCII codes, binary, hexadecimal, Base64, and Unicode code points. Download all formats in one file.

ASCII Codes (Decimal)
Binary (8-bit)
Hexadecimal
Base64
Unicode Code Points

What the Text to ASCII/Unicode Tool Does and Why It Matters

The Text to ASCII/Unicode tool converts your text into numeric and encoded representations — ASCII codes, binary, hexadecimal, Base64, and Unicode code points — directly in your browser. It exposes the underlying values behind the characters you see.

This matters for developers, students, and anyone debugging encoding issues: seeing the exact code points reveals invisible characters, confirms how text is stored, and helps when a system expects a specific representation like hex or Base64.

How to Use Text to ASCII/Unicode

  1. Type or paste your text into the input.
  2. Choose the representation you want (ASCII codes, binary, hex, Base64, or Unicode code points).
  3. Run the conversion to see the encoded output.
  4. Copy the result for use in code or another tool.

Supported Inputs and Limitations

What you provide

  • Any text to convert
  • A target representation (ASCII, binary, hex, Base64, or Unicode)

What you get

  • The text expressed as numeric codes or an encoded string
  • Copy-ready output

Known limitations

  • ASCII codes only cover basic characters; non-ASCII characters are better shown as Unicode code points.
  • Base64 represents bytes, so multibyte characters expand according to their UTF-8 encoding.
  • It converts representations; it is not an encryption tool.

Privacy and Security

All conversion runs in your browser. Your text is processed on your device and is never sent to NovaTools or any external service.

Frequently Asked Questions

What is the difference between ASCII and Unicode code points?

ASCII covers basic English characters with small numbers; Unicode code points identify any character, including emoji and non-Latin scripts.

Is Base64 encryption?

No. Base64 is an encoding that represents bytes as text; it is reversible and provides no security.

Is my text uploaded?

No. Conversion is local and the text never leaves your browser.

Related Tools

About Text to ASCII/Unicode Converter

Our free Text to ASCII/Unicode Converter transforms text into multiple encoding formats commonly used in programming, data transmission, and character encoding. Get instant conversions to ASCII codes, binary, hexadecimal, Base64, and Unicode code points.

How to Use

  1. Type or paste your text into the input area above.
  2. Click Convert to All Formats to generate all encodings.
  3. View each format in its dedicated output box:
    • ASCII Codes: Decimal values (e.g., 72 101 108 108 111)
    • Binary: 8-bit binary representation (e.g., 01001000 01100101)
    • Hexadecimal: Hex values (e.g., 48 65 6C 6C 6F)
    • Base64: Base64 encoded string
    • Unicode Code Points: Visual grid of characters with their codes
  4. Click the copy icon to copy any individual format.
  5. Use Download All Formats to save everything as a text file.

Format Descriptions

ASCII Codes: American Standard Code for Information Interchange. Each character is represented by a number from 0 to 127.
Binary: Base-2 representation using only 0s and 1s. Each ASCII character is represented by 8 bits (1 byte).
Hexadecimal: Base-16 representation using digits 0-9 and letters A-F. More compact than binary for representing bytes.
Base64: Binary-to-text encoding that represents binary data in ASCII string format. Commonly used in URLs, email, and data URIs.
Unicode: Universal character encoding standard that supports virtually all writing systems and symbols.

Common Use Cases

Programming: Convert characters to their numeric values for low-level programming.
Data Encoding: Encode binary data as text for transmission over text-only channels.
Debugging: Inspect character codes to diagnose encoding issues.
Learning: Understand how computers represent text at the fundamental level.
Security: Encode data in various formats for obfuscation or compatibility.

Frequently Asked Questions

Is my text sent to a server?

No. All conversions happen entirely within your browser using JavaScript. Your text is never transmitted to our servers or stored anywhere.

What's the difference between ASCII and Unicode?

ASCII supports 128 characters (English letters, digits, basic punctuation). Unicode supports over 140,000 characters including all world languages, symbols, and emoji.

Why does binary use 8 bits per character?

A byte (8 bits) is the standard unit of digital information. With 8 bits, you can represent 256 different values (0-255), which covers extended ASCII.

What is Base64 used for?

Base64 encodes binary data as ASCII text, making it safe to transmit through systems that only handle text (like email or URLs). It's commonly used for embedding images in CSS/HTML.

Does this work with emoji?

Yes! Emoji and all Unicode characters are fully supported. They will show their proper Unicode code points and UTF-8 encoded values.

Recommended next reading

Use these practical guides to understand when this tool is the right choice, what to check before exporting, and which workflow usually comes next.