Encoding Checker

Detect text encoding, analyze character sets, and identify encoding issues in your text files and data with comprehensive analysis.

100% Free
Secure & Private
Instant Analysis

Text Input for Encoding Analysis

Paste your text or upload a file to analyze its encoding

Drop your text file here or click to browse

Supports TXT, CSV, JSON, XML, HTML, JS, CSS, MD files

Analysis Options

About Encoding Checker

Our Encoding Checker analyzes text to detect character encoding, identify character sets, and diagnose encoding issues. Essential for developers, data analysts, and anyone working with international text data.

Encoding Detection

Automatically detect UTF-8, ASCII, Latin-1, and other encodings

Character Analysis

Analyze Unicode blocks, character categories, and special symbols

Issue Detection

Identify encoding problems, mojibake, and character corruption

Statistical Analysis

Get detailed statistics about character distribution and usage

How to Use Encoding Checker

Analyze text encoding in three simple steps

1

Input Text

Paste your text directly or upload a text file that you want to analyze for encoding issues.

2

Configure Options

Choose analysis options like character details, language detection, and byte analysis.

3

View Analysis

Get comprehensive encoding analysis including detected encoding, character statistics, and potential issues.

Encoding Examples

Common encoding scenarios and their characteristics

ASCII Text

Hello World!
Encoding: ASCII/UTF-8
Characters: 12
Bytes: 12

Unicode Text

café naïve résumé
Encoding: UTF-8
Characters: 15
Bytes: 18

Mixed Content

Price: €50 😀
Encoding: UTF-8
Unicode blocks: 3
Emoji: 1

Use Cases

When to use our Encoding Checker

Debugging Issues

  • Fix mojibake characters
  • Resolve encoding conflicts
  • Debug display problems
  • Identify corrupted text

Internationalization

  • Prepare multilingual content
  • Validate Unicode support
  • Check character compatibility
  • Ensure proper encoding

Data Processing

  • Validate data imports
  • Check CSV encoding
  • Analyze text files
  • Prepare data migration

Web Development

  • Validate HTML encoding
  • Check form submissions
  • Debug API responses
  • Ensure UTF-8 compliance

Frequently Asked Questions

Common questions about text encoding analysis

What is text encoding?

Text encoding is a system that maps characters to binary data. Common encodings include UTF-8, ASCII, and Latin-1. UTF-8 is the most widely used encoding for web content and supports all Unicode characters.

What causes encoding problems?

Encoding problems occur when text is saved in one encoding but interpreted as another. This can happen during file transfers, database operations, or when systems with different default encodings interact.

How accurate is the encoding detection?

Our tool analyzes character patterns and byte sequences to detect encoding. While highly accurate for most text, detection can be challenging for short texts or when multiple encodings are possible.

What is mojibake?

Mojibake refers to garbled text that appears when text is decoded using an incorrect character encoding. It often shows as question marks, boxes, or strange characters instead of the intended text.

Should I always use UTF-8?

UTF-8 is recommended for most applications as it supports all Unicode characters, is backward compatible with ASCII, and is the standard for web content. Use other encodings only when required by legacy systems.