UTILITY EMPIRE · DEV
Base64
↔
File Converter
Encode any file into a base64 data URI · decode base64 back into the original downloadable file. Both directions, never leaving your browser.
100% in-browser · nothing uploaded
Reader
File in
OFF
Encoder
File→base64
OFF
MIME detect
Type
OFF
Validator
Base64 check
OFF
Decoder
base64→file
OFF
Preview
Inline image
OFF
01
File → Base64
Clear
Drop a file here, or click to browse
Any binary — image, PDF, font, archive, whatever
Data URI output
Copy data URI
Save as .txt
—
Original size
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Data-URI chars
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Base64 chars
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Base64 overhead
—
Encode time
02
Base64 → File
Sample
Clear
Pasted base64 · accepts
data:…;base64,…
URIs or raw base64
Paste a base64 string or a data URI — validation runs automatically.
Decode to file
Decoded file
Download file