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Base64 Decoder

Decode Base64 strings to text - or encode text to Base64.


    


    

About this tool

Decode Base64 strings back to readable text, or encode text to Base64. Paste the encoded string, switch to decode mode, and get your text instantly - 100% in your browser, nothing ever uploaded.

Frequently asked questions

How do I decode Base64 to text?

Paste the Base64 string and switch to decode mode - the original text appears instantly, all in your browser.

Why does my decoded text look garbled?

The input may be URL-safe Base64 (using - and _ instead of + and /) or the original bytes were not text. Try the URL-safe option.

Can I decode a Base64 image?

This tool decodes to text. For Base64-encoded images, decode and save the output with the right file extension.