Click to upload a Base64 file
Maximum file size: 10MB
Drop Base64 file here or click to upload
Maximum file size: 10MB
Decoding Options
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Input Length
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Output Length
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Size Reduction
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Decoding Time
About Base64 Decoding
Base64 decoding converts Base64 encoded text back to its original format.
Common uses: Decode email attachments, data URLs, API responses, configuration data.
Formats: Standard uses +/=, URL-safe uses -_= for web compatibility.