MW WP Form is shortcode base contact form plugin. This plugin have many feature. For example you can use many validation rules, contact data saving, a
Protect your wordpress site with spam registration. DM Confirm Email requires new users to confirm their email addresses.
Cookie Confirm allows you to easily insert a customisable notification for your users to choose and save their cookie preferences.
Extra confirmation dialogue for the publish button, avoids publishing accidentally.
Prompts a user to click a confirm button whenever he tries to submit, publish, update, schedule or delete a post.
Prompts the user when they leave your blog, showing a "last chance" exit page behind the prompt.