Base64 Encoder & Decoder

Convert text strings and image files into UTF-8 / ASCII Base64 format or decode Base64 data strings back into plain text or binary files.

Key Features

• UTF-8 safe text encoding and decoding
• File and image to Base64 Data URI converter
• Instant real-time transformation
• One-click copy to clipboard

Frequently Asked Questions

What is Base64 encoding used for?

Base64 is used to encode binary data into ASCII text for safe transmission over text-based protocols like email and HTTP.

Are my files and data kept private when using Base64 Encoder & Decoder?

Yes. All computations and file transformations run locally within your web browser. Your confidential data is never transferred to external servers.

What devices and platforms support the Base64 Encoder & Decoder?

The tool works on any modern browser across Windows, macOS, Linux, iOS, Android, and ChromeOS without installing additional plugins or extensions.