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Base64 Encoder & Decoder – Encode or Decode Base64

New

Encode and decode Base64 online for free. Convert text, files, and data to Base64 or decode Base64 instantly with a fast and secure tool.

Secure & private
Fast processing
No sign-up required
Free to use
Encoding
Line wrap

Input Text

Base64 Output

Encoding Types

Standard

A–Z a–z 0–9 + / =

General purpose encoding. Used everywhere β€” APIs, data storage, email bodies.

URL-safe

A–Z a–z 0–9 - _ =

Replaces + with - and / with _. Safe to use in URLs, filenames, and JWT tokens without percent-encoding.

MIME

Standard + line breaks every 76 chars

Used in email (MIME) attachments. Adds CRLF line breaks every 76 characters as specified in RFC 2045.

Base64 Encoder & Decoder Online Free – Encode and Decode Data Instantly

Base64 encoding is widely used in web development and data processing to convert binary data into a text format that can be safely transmitted over the internet. Whether you are working with APIs, images, or encoded data, a Base64 tool is essential.

At filenewer.com, our Base64 Encoder & Decoder allows you to quickly encode text or files into Base64 format and decode Base64 back into its original form. This makes it easy to handle encoded data in a simple and efficient way.

Encoding data in Base64 is useful when transmitting information through systems that only support text, such as email or JSON. It ensures that your data remains intact without corruption during transfer.

Our tool is designed for speed and simplicity. You don’t need any technical setup or software installation. Simply paste your text or upload a file, choose encode or decode, and get the result instantly.

The Base64 Encoder & Decoder supports various data types, including plain text, URLs, and file content. It ensures accurate and reliable conversion every time.

Security is a priority at filenewer.com. All processing is done securely in your browser, and your data is not stored on our servers, ensuring full privacy.

The tool works on all modern devices, including desktops, tablets, and smartphones. It is optimized for performance and provides instant results.

This tool is ideal for developers, IT professionals, and anyone working with encoded data. It simplifies the process of encoding and decoding without requiring additional tools.

Using the tool is simple. First, paste your data or upload a file. Second, choose encode or decode. Finally, copy or download the result instantly.

At filenewer.com, we provide powerful and easy-to-use tools to improve your workflow. The Base64 Encoder & Decoder is an essential utility for handling encoded data efficiently.

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