Free Online Base64 Encoder & Decoder Tool

Multitoosite Base64 Encoder and Decoder is a free online tool that helps you easily encode text or files into Base64 format and decode Base64 back to its original form. This tool is widely used by developers, programmers, students, and IT professionals for data encoding, API handling, email attachments, and web development tasks. It works instantly in your browser with no installation or registration required.

How to Use Base64 Encoder / Decoder

1. Enter or paste your text or Base64 string into the input box.
2. Select whether you want to encode or decode.
3. Click the convert button.
4. Copy or download the converted output instantly.

Try our Image Compressor to reduce image size and Image Resizer to resize images online.

What is Base64 Encoding?

Base64 is a binary-to-text encoding method that converts data into a readable ASCII string. It is commonly used to safely transmit data over the internet, embed images in HTML or CSS, and store binary data in text-based formats like JSON and XML.

Why Choose Multitoosite Base64 Tool?

• 100% free online Base64 encoder and decoder
• No signup, login, or installation required
• Fast and accurate encoding & decoding
• Supports text and file-based Base64 conversion
• Works on all devices – mobile, tablet, and desktop

Privacy & Security

Your data is processed entirely within your browser. Multitoosite does not store, log, or transmit any user data to external servers, ensuring complete privacy and security.

Frequently Asked Questions

Is this base 64-converter free?
Yes, this tool is completely free to use.

Do I need to install any software?
No installation is required. Everything works online.

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