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Base64 Encode Decode Tool

Encode text to Base64 or decode Base64 back to text in one responsive utility with separate tabs for each action.

Base64 Encode

Convert plain text into Base64 encoded output.

Plain text is encoded exactly as entered using standard Base64 output.
0 input chars
Mode Encode
Input Length 0
Output Length 0
Status Idle

Base64 Decode

Convert Base64 content back to readable text.

Decode uses strict Base64 validation so malformed input is rejected clearly.
0 input chars
Mode Decode
Input Length 0
Output Length 0
Status Idle
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