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DEVELOPER & SECURITY

Base64 Encoder / Decoder

Encode text to Base64 or decode it back.

◉ Local ⌄
Your tool input is not uploaded.

The browser uses local APIs already available on your device.

Ordinary page requests may still appear in access logs. Tool content is excluded from Analytics.See privacy proof →
✓ No account↯ Mobile ready
QUICK ANSWER

What is Base64 Encoder / Decoder?

Base64 Encoder / Decoder is a browser-based utility designed to encode text to Base64 or decode it back.

Search intent
Complete the “Base64 encoder and decoder” task with text or structured data and verify a validated result ready to copy or download.
Input
text or structured data
Output
a validated result ready to copy or download
Common tasks
Base64 encoder and decoder · encode · decode
Ready to start
Your input stays in this tab
OutputReady — your data stays in this browser.
Your result will appear here.
Nothing is uploaded.
HOW IT WORKS

How to use Base64 Encoder / Decoder

  1. Provide text or structured dataEncode text to Base64 or decode it back. WhaleTu checks the input before processing where the format allows it.
  2. Run Base64 encoder and decoderChoose the options shown for Base64 Encoder / Decoder, then process the task in this browser tab.
  3. Verify a validated result ready to copy or downloadReview the result and disclosed limits before copying or downloading it.
COMMON QUESTIONS

Base64 Encoder / Decoder FAQ

What does Base64 Encoder / Decoder do?＋

Encode text to Base64 or decode it back. The expected result is a validated result ready to copy or download.

What input does Base64 Encoder / Decoder accept?＋

Use text or structured data. The page validates supported formats and explains known limits before or during processing.

Does Base64 Encoder / Decoder upload my data?＋

No. Processing happens inside this browser tab and input content is not included in WhaleTu analytics.

Is Base64 Encoder / Decoder free to use?＋

Yes. No account is required.

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