URL Encode and Decode tool converts the URLs into a valid ASCII format.
Url Encoding is the action of encoding certain characters of the url by replacing them by their hexadecimal value. The hex value is consisted of 3 characters. The first character is '%', and the two other characters are the hex values. Remember that url cannot contains spaces, url encoding replaces a space with a '+' sign.
URLs can only contain characters from the the ASCII (pronunced “ASS-kee,” stands for “American Standard Code for Information Interchange:) character set. Otherwise, the URLs cannot be sent over the Internet. The Seo Checker URL encoder tool replaces non-ASCII characters in the URL with the percent sign (%) followed by two hexadecimal characters.
All offending characters are replaced by a % and a two digit hexadecimal value that represents the character in the proper ISO character set. Here are a couple of examples: