Easily convert hours to seconds.
Easily convert hours to minutes.
Easily convert hours to days.
Easily convert hours to months.
Easily convert hours to years.
Check if the URL is cached or not by Google.
Get details of any file type, such as the mime type or last edit date.
Make sure your passwords are good enough.
Get the web-host of a given website.
Check if the URL is banned and marked as safe/unsafe by Google.
Parse details from user agent strings.