Online Tool Hub

Text & Code

Base64 Encode/Decode — Free Online

Free online base64 encode/decode tool. Encode or decode Base64 strings. Part of our text & code — no signup, no uploads, runs in your browser.

About Base64 Encode/Decode

Free online base64 encode/decode tool. Encode or decode Base64 strings. Part of our text & code — no signup, no uploads, runs in your browser.

Why choose Online Tool Hub?

  • Free forever — supported by non-intrusive ads
  • Privacy-first — client-side processing when possible
  • Works on any device with a modern browser
  • Part of a growing suite of 20 free text & code

Frequently asked questions

How do I use Base64 Encode / Decode?
Paste or type your content in the input area. Results appear instantly below or in the output panel. Copy or download the result as needed.
Can I encode files as Base64?
Yes. Paste text or upload a small file to encode or decode Base64 without sending data to a server.
Are my files uploaded to your servers?
No. This tool runs in your browser whenever possible. Your files and text stay on your device and are not sent to our servers for processing.
Do I need an account or subscription?
No account is required. Online Tool Hub document tools are free to use with no signup and no usage limits.