String to Base64 Encoder

This online string to base64 encoder will convert or encode the string to base64 encoded data using base64 encoding scheme. This tools is RFC 4648 compliant and supports UTF-16 unicode characters as well. Just paste the input string or upload it as file and get the URL encoded string with special characters encoded.

Input String to Encode
Size:0B
Ln:
Ch:
1:1
text
UTF-8
Base64 Encoded String
Size:0B
Ln:
Ch:
1:1
text
UTF-8
Base64 Encode Options

Output Preference

What is a base64 encoder?

A string to Base64 encoder is a tool that converts binary data into a text representation using the Base64 encoding scheme. This process translates binary data into a set of 64 characters, consisting of uppercase and lowercase letters, digits, plus (+), and slash (/). Padding characters (=) are also used to ensure the output is a multiple of four bytes. Base64 encoding is particularly useful for encoding data that needs to be stored and transferred over media that are designed to handle text. This includes embedding image data into HTML or CSS files, transferring data in JSON or XML formats, and encoding user credentials in HTTP headers.

Using a string to Base64 encoder ensures that binary data remains intact without modification during transport. This is crucial for applications like email via MIME, where binary data must be converted to text to avoid corruption. Base64 encoding also makes it easier to handle data within text-based protocols. Developers frequently use this encoding method when dealing with data transmission, file storage, and even encryption processes where binary data needs to be encoded to text for readability and compatibility. By converting strings to Base64, developers can seamlessly integrate binary data into text-based environments, ensuring data integrity and compatibility across different systems and platforms.

Supports UTF-16 Unicode Characters

Our string to Base64 encoder fully supports UTF-16 Unicode characters, ensuring comprehensive compatibility with a wide range of international characters and symbols. This means you can encode text containing diverse scripts, such as Chinese (汉字), Japanese (日本語), Korean (한글), as well as emojis (😊, 🚀), and other special characters. Whether you're working with multilingual text, complex symbols, or any UTF-16 encoded data, our tool accurately converts these characters into Base64 format, preserving their integrity for safe transmission and storage. Experience seamless encoding with our tool, no matter the complexity of your characters.