Base64 Encoder & Decoder

Base64 Encoder & Decoder

Base64 converts data into plain text, widely used for API transmission, data storage and character escaping. This basic tool supports text encoding and decoding, and can generate Base64 from small uploaded files.

Features

  • Two-way conversion between text and Base64
  • Generate Base64 from images & files (≤1MB)
  • Auto detect file types and recommend dedicated tools
  • Runs locally, data will not be uploaded to server
  • One-click copy, compatible with all mobile & PC browsers

User Guide

Input text and click Encode to generate Base64. Paste Base64 content and click Decode to restore the original text. This tool is for text only; please use dedicated tools for binary files like images and documents.

Tips

Base64 will increase file size by about 33%. The file limit is 1MB, suitable for small icons, short texts and configuration files.

more.

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