Convert text to binary and the other way for any string input.
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 octal and the other way for any string input.
Easily convert HEIC image files to PNG.
Get the gravatar.com globally recognized avatar for any email.
Check if the URL is cached or not by Google.
Make sure your passwords are good enough.
Get the web-host of a given website.
Convert kilograms (kg) to pounds (lb) with ease.