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🧠 Developer Tools
Base64 Encoder & Decoder Online — Free Tool
Encode text to Base64 or decode Base64 back to plain text. Essential for developers working with APIs, data URIs, authentication tokens, and binary data transport. Fast, free, and completely private.
How to use
- Enter text or Base64 string.
- Choose Encode or Decode.
- Copy the result.
Frequently Asked Questions
What is Base64 encoding?▼
Base64 converts binary data into ASCII text using 64 printable characters, commonly used in email, URLs, and APIs.
Is this tool safe?▼
Yes. All encoding and decoding happens in your browser.
Does it support Unicode?▼
Yes. Text is encoded using UTF-8 before Base64 conversion.