Decode from Base64 format

Simply enter your data then push the decode button.

For encoded binaries (like images, documents, etc.) use the file upload form a little further down on this page. Source character set. Decode each line separately (useful for when you have multiple entries). Decodes in real-time as you type or paste (supports only the UTF-8 character set). Decodes your data into the area below.

Decode files from Base64 format

Select a file to upload and process, then you can download the decoded result.

Working...
Please wait until the decoding process is complete.

Success!

Error!Something went wrong:{{ error }}

Decoded image preview

Base64 decoder FAQ

What is Base64?

Base64 represents binary data as text for data URLs, email attachments, and application interfaces. It is encoding, not encryption.

Why does decoding fail?

Check that the input is complete, uses one alphabet consistently, and uses the correct character set. Binary output is not plain text.