Thanks Shaikat. It’s working now.

@Brk: Please add it in wpuf-functions.php in plugin root folder.

Its been 3 days and no reply from support.

Any help?

Problem is solved. Here is solution if someone else need it.

<?php $contact_email = get_post_meta( $post->ID, 'contact_email', true );
echo do_shortcode('[contact email_to="'.$contact_email.'"]'); ?>