Encoding & HashingProcessed on this device

Base64 Encode / Decode

Convert UTF-8 text to and from standard or URL-safe Base64.

HƯỚNG DẪN • NHANH

Use Text for UTF-8 values or File for binary data. Pick the direction and alphabet, then run the operation and download only when ready.

LOCAL • 100%

Base64 input, decoded bytes and filenames remain in memory. This tool does not encrypt or upload the value.

HỖ TRỢ • FAQ

Is Base64 encryption? No. It is a reversible representation, not confidentiality.

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