Base64 Encoder Decoder
Use base64 encoder decoder with Calculator 360.
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How to use this calculator
Encode or decode standard or URL-safe Base64 text.
Choose the available mode and enter only the values it needs. Results use the existing calculator engine and its limits.
Frequently asked questions
What does this tool calculate?
Encode or decode standard or URL-safe Base64 text.
Are my inputs stored?
Entered values are not stored. Browser-only tools process them on your device.