Base64-encode Text

Convert text into Base64 encoding with the Base64-encode Text Tool. Paste or upload content, preview the encoded result instantly, and export the final output for use in data URIs, headers, or storage.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .md
Total characters: 0
Options
Strip whitespace
Single-line mode
Maximize output

How to Use:

  • Paste your text into the Input Text box.
  • Or use Choose File to import content from a .txt or .md file.
  • The tool instantly encodes your input as Base64.
  • Toggle Strip whitespace to clean up spaces and line breaks before encoding.
  • Toggle Single-line mode to flatten the output (no newlines).
  • Enable Maximize output to expand the output box for better visibility.
  • Click Convert to apply all settings manually if needed.
  • View your result in the Base64 Encoded Output box.
  • Copy the result using Copy Output or save it with Export to File.
  • The live character count updates with every change.
  • Click Clear All to reset everything including toggles and file name.

What Base64-encode Text can do:

This tool lets you convert any text to Base64 on the fly. You can paste a sentence, an API token, a paragraph anything and get an instant, browser-safe Base64 string. You’ve got full control over formatting too: trim extra whitespace, collapse it into one line, and make sure it’s exactly how you want it. It never sends data anywhere everything runs locally in your browser. No setup, no server, no risk.

Example:

Before:

Encode this string to Base64.

After:

RW5jb2RlIHRoaXMgc3RyaW5nIHRvIEJhc2U2NC4=

Common Use Cases:

Great for encoding values in config files, embedding images or JSON into HTML or CSS, or prepping data for transfer over systems that only accept text. Developers, marketers, and sysadmins alike will find it handy any time something needs to be safely encoded.

Useful Tools & Suggestions:

If you’re using Base64-encode Text, odds are you’ll want to decode it too Base64-decode Text lets you check your results fast without switching tools. And if you’re working with lists instead of plain text, Base64-encode a List handles multiple items at once without needing to copy-paste line by line. Super handy when batch encoding.

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