Runs in your browser:
Processing happens on your own hardware. Your files never leave your device.
🔒 Zero Uploads
•
⚡ No Queue
⚡ Free Browser Tool
Base64 Encoder & Decoder
100% Client-Side • No File Upload • Instant Results
About Base64 Encoder & Decoder & How to Use It
Convert plain UTF-8 text into standard Base64 representation or decode Base64 data strings back into readable text.
🔒 100% Client-Side Privacy Guaranteed
Unlike other web converters that upload your data to external servers, this tool executes entirely within your browser's local sandbox memory using standard JavaScript and Web APIs. Your text, images, and files never leave your device.
Key Capabilities & Features:
- 🔄 Dual encode and decode operation
- 🌐 Full UTF-8 international character support
- 🔒 100% Client-side browser execution
Frequently Asked Questions (FAQ)
Q1. What is Base64 encoding used for?
Base64 is commonly used to transmit binary data (such as images, authentication headers, and certificates) across text-based network protocols like HTTP and SMTP.
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