Best Base64 Encoder: Instant Text & File Conversion up to 5MB

Base64 Encoder converts text and files into Base64 format, essential for data transmission and storage. Upload files up to 5MB or input text directly. Features instant encoding, clipboard copying, and supports all file types for versatile data conversion needs.

Supported file types: All files (max size: 5MB)

How to Use Base64 Encoder

  • 1. Enter text in the input field or select a file to encode
  • 2. Click "Encode Text" or "Encode File" button
  • 3. Copy the resulting Base64 string to use elsewhere
  • 4. Use the clear button to start over

Frequently Asked Questions

Base64 encoding is a method of converting binary or text data into ASCII text format. It's commonly used when you need to transmit binary data over systems that can only reliably handle text content.

You can encode any text content or file (up to 5MB) into Base64 format. This includes plain text, images, PDFs, and other file types.

Base64 encoding is useful for embedding images in HTML/CSS, sending files via email, storing binary data in databases, or transmitting data that might otherwise be altered during transmission.