Kim Vinberg

Getting more newsletter signups can be a pain. With this plugin you can get many more. Write content as you normally do and offer a content upgrade. Insert code from Mailchimp or other sites inside your popup and see the increase in signups.
How to use: 
After installing af activating the plugin, simply insert this shortcode: 
You will find a custom post type called Content Upgrade, create your content upgrade popups. 
When saving you will get more setting and your shortcode.
<h3>Report a bug</h3>
Please use our bitbucket issue tracker for reporting bugs or contact us by e-mail. 
Link: https://bitbucket.org/dicmdk/wp-content-upgrade/issues/

WP Content Upgrade

Getting more newsletter signups can be a pain. With this plugin you can get many…

FormGet

Note: Please refer the screenshot images to understand the complete working of the content upgrade plugin.
This plugin shows a download button on any desired posts or pages.
Visitors to your website can click the button and enter their name and email to get the access to any downloadable content.
Email will be delivered to user with the download link of the file.
You can upload the download file using the default WordPress Media uploader and add that link while setting content upgrade plugin.
You can offer content upgrades by adding a download button to your posts/pages and any leads captured will be sent to your MailGet email marketing account instantly.
<h3>Below are the list of settings that you can set with this plugin:</h3>
<ol>
<li>MailGet API Key: You can connect this plugin to your MailGet account using the API key. Any lead captured will be instantly stored in MailGet account for sending emails.</li>
<li>Email List: You can select the email list to which you want to send the leads.</li>
<li>Email Heading: The email message is customizable and headings for the emails can be set here.</li>
<li>Email Body: Your email body will include the download link of the file you want to give to the users.</li>
<li>Email Signature: You can add a footer signature to the emails.</li>
<li>Email Footer: Any other links and address can be added here.</li>
</ol>

Content Upgrade

Note: Please refer the screenshot images to understand the complete working of the content upgrade plugin.

WP Content Upgrade vs Content Upgrade