Base64 Tool

Base64 Encoder/Decoder

Free online tool to encode and decode Base64 data. Support for text, images, and various file formats. Fast, secure, and works entirely in your browser - no data ever leaves your device.

100% Client-side
No File Size Limits
All File Types
Text Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 back to text

Why Choose Our Base64 Tool?

Built with modern web technologies for the best user experience

Fast & Efficient

Lightning-fast processing with optimized algorithms for instant results

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100% Secure

All processing happens in your browser. No data is sent to our servers

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Mobile Friendly

Responsive design that works perfectly on all devices and screen sizes

About Base64 Encoding

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used for encoding data in email, web applications, and data URLs.

Our tool supports encoding and decoding of text, images, documents, and any other file type. The process is completely client-side, meaning your data never leaves your device, ensuring maximum privacy and security.

Whether you're a developer working with APIs, need to embed images in CSS or HTML, or simply want to encode sensitive data, our Base64 tool provides a fast, reliable, and secure solution.