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Base64 vs URL Encoding

Understand the difference between Base64 encoding and URL encoding. Learn when to use each encoding method in web development.

base64 vs url encodingpercent encoding vs base64encoding comparisonwhen to use base64when to use url encoding

Base64 and URL encoding serve different purposes. Understanding when to use each is essential for proper data handling.

Base64 Encoding

Converts binary data to ASCII text using 64 characters. Use for: embedding binary data in JSON, encoding files for transmission, MIME encoding in emails.

URL Encoding (Percent Encoding)

Converts special characters to %HH format. Use for: query string parameters, URL path segments, form data submission.

Key Differences

Base64 is for binary-to-text conversion (33% size increase). URL encoding is for making strings URL-safe (variable size increase depending on content).

Summary

Try both encodings with our free Base64 and URL Encoder tools to see the difference.