Base64 Decoder
Decode Base64 encoded strings back to plain text or preview and download files.
Your files are processed in your browser and are not uploaded to our server.
How to Use Base64 Decoder
1
Paste Base64
Paste the Base64 encoded string.
2
Decode
View the decoded text output or media preview.
3
Download or Copy
Copy decoded text or download reconstructed file.
Key Features
Decodes Base64 to UTF-8 text
Automatic Data URI detection for images and files
Safe error handling for invalid Base64 input
Frequently Asked Questions
Everything you need to know about this tool and data privacy.
Yes! Data URIs starting with data:image/... can be previewed and downloaded as original images.
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