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Base64 Encoder
Encode and decode Base64 strings
💡 Tip: Base64 encoding converts binary data to ASCII text. It's commonly used for embedding images in CSS/HTML, encoding credentials in HTTP Basic Auth, and transmitting binary data in JSON.
About Base64 Encoder
What is Base64 Encoder?
Encode text to Base64 or decode Base64 strings back to plain text. Supports UTF-8 characters, binary data, and provides options for URL-safe encoding. Essential tool for developers working with APIs, data encoding, or debugging.
Features & Benefits
- Encode text to Base64 instantly
- Decode Base64 to plain text
- Support for UTF-8 characters
- URL-safe Base64 encoding option
- Handle binary data correctly
- Real-time encoding as you type
Frequently Asked Questions
- What is Base64 used for?
- Base64 encodes binary data as text for safe transmission in URLs, emails, JSON, and other text-based formats.
- Does it support Unicode characters?
- Yes, UTF-8 characters are properly handled. The tool encodes and decodes international characters correctly.
- What's URL-safe Base64?
- URL-safe Base64 replaces + and / with - and _ to avoid issues in URLs. Enable this option when encoding for URLs.
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100% Private & Secure
This tool runs entirely in your browser. Your files and data never leave your device and are not uploaded to any server.