4Base64 is an online tool concept focused on Base64 encoding and decoding. Base64 converts binary data into a text-based representation that can be used in applications such as web development, email processing, data exchange, and API workflows. Tools of this type help users convert text to Base64 and decode Base64 strings into readable content when supported. Users should remember that Base64 is an encoding format, not encryption, and should not rely on it to protect passwords or confidential i