Convert text to hexadecimal and the other way for any string input.
Convert text to ascii and the other way for any string input.
Convert text to decimal and the other way for any string input.
Convert text to octal and the other way for any string input.
Get the gravatar.com globally recognized avatar for any email.
Make sure your passwords are good enough.
Convert kilograms (kg) to pounds (lb) with ease.
Convert pounds (lb) to kilograms (kg) with ease.
Check if the URL is banned and marked as safe/unsafe by Google.
Get & verify the meta tags of any website.