Data Tools

Base64 Encoder & Decoder

Encode or decode Base64 safely with UTF-8 support

Handle text and files up to 100 MB directly in your browser.

Privacy FirstYour files never leave your device

Choose mode

Input

Options

Base64 output

Supported workflows

  • Encode text: Paste any UTF-8 content to get a Base64 string safe for JSON or APIs.
  • Encode files: Drop any file to obtain a Base64 payload for inline embeds.
  • Decode data URIs: Paste full data URLs to extract both preview text and the original binary.