What are some alternatives?
When comparing Gravity Forms and Pareto Security, you can also consider the following products
Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
WPMU DEV - WPMU offers WordPress Plugins, WordPress Themes, WordPress Multisite and BuddyPress Plugins and Themes.
Wufoo - Wufoo's HTML form builder helps you create online web forms. Use our web form creator to power your contact forms, online surveys, and event registrations.
Yoast Plugins - Yoast offers plugins to improve SEO and optimize web sites and blogs.
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Jackmail - A newsletter plugin for Wordpress.