Base64
Converter
Encode and decode Base64 text and files instantly.
Understanding Base64 Encoding
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode data in email attachments, embed images in HTML/CSS, store complex data in URLs, and transmit data over text-based protocols.
Example Conversion
Common Use Cases
- •Data URIs: Embed images directly in HTML/CSS.
- •Email Attachments: MIME encoding for email transmission.
- •API Authentication: Basic Auth credentials encoding.
- •URL Parameters: Safe transmission of binary data in URLs.
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode data in email attachments, URLs, and data URIs.
Paste your Base64 string in the input field and click Decode. The tool will automatically detect and convert it back to readable text.
URL-safe Base64 replaces + with - and / with _ to make the encoded string safe for use in URLs without additional encoding.
Yes! Drag and drop any file into the upload area or click to select a file. The tool will convert it to a Base64 string.