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Text to ASCII/Unicode

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

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

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.