GBK to UTF-8 Converter

Convert Chinese GBK encoding to UTF-8
100% Local Processing — Your files never leave your device
Preset: Convert from GBK to UTF-8

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Supports text files: .txt, .csv, .html, .json, .xml, etc.

About GBK to UTF-8 Conversion

GBK is a Chinese character encoding that extends GB2312 to support 21,886 characters including simplified Chinese, traditional Chinese, and other symbols. UTF-8 is the modern standard that supports all languages including Chinese, Japanese, Korean, and more.

100% Local Processing — Your files never leave your device

When You Need This Conversion

  • Chinese text files from older Windows or DOS systems
  • Legacy Chinese websites, software, or documentation
  • Garbled Chinese text appearing as random symbols or question marks
  • Preparing Chinese content for modern web applications
  • CSV or data files from Chinese business partners using legacy systems

GBK vs GB2312

GBK is a superset of GB2312. While GB2312 covers 6,763 Chinese characters, GBK adds traditional Chinese characters and many rare characters for a total of 21,886. If your text contains traditional Chinese (繁体字), GBK is likely the correct source encoding rather than GB2312.