Tools / Base64 Encoder/Decoder
Base64 Encoder/Decoder
Quickly encode text to Base64 or decode Base64 strings back to plain text.
What is Base64?
Base64 is an encoding method that converts binary data into a text format using only 64 ASCII characters. Commonly used for data transmission.
Use Cases
Email attachments, JSON data, API credentials, image embedding in HTML, and secure data transmission.
Pro Tip
Base64 increases data size by ~33%. Use for encoding, not encryption. Always encrypt sensitive data!