Free online tool

Base64 Encoder and Decoder Online

Encode or decode Base64 online. Paste text or Base64, choose the direction and copy the converted result.

What Base64 Encoder and Decoder does

Base64 Encoder and Decoder helps you work with Base64 encoder and decoder directly in the browser, without installing apps or opening heavy software.

Use it when you need a fast, clean result that is easy to copy into messages, spreadsheets, systems, content reviews or everyday workflows.

How to use Base64 Encoder and Decoder

  1. Paste or type the value you want to convert.
  2. Choose the format, direction or unit when options are available.
  3. Review the output and copy the converted result.

Common uses for Base64 Encoder and Decoder

Privacy and browser processing

Whenever possible, Base64 Encoder and Decoder runs in your browser. This keeps the workflow fast and avoids sending text, lists or values for unnecessary external processing.