Is it legal to use Movie rulz?

No, As these type of websites contains pirated copyrighted content. They follows completely illegal way to present the movies to the user.

Is their any subscription fee to download movies from Movie rulz?

No, their is not any fees whether hidden or said to download movies. They offer completely free of cost allowance to download movies, even their is no sign up requirements to download .

How much movies a user is allowed to download movies from Movie rulz?

User is not bound to a specific number of downloads. User can downloads any number of movies as he wants.

How to use Movie rulz securely?

As, these type of pirated sites contains unwanted pop up ads that are very much insecure and contains smart tricks to get allowance for push notifications or desktop pop up ads. To use it securely, user must use a VPN server so that the details of the user would not be visible to the Movie rulz server.