What are some alternatives?
When comparing Yoast Plugins and Wordfence, you can also consider the following products
Gravity Forms - Gravity Forms is one of the best and easiest contact form plugins to create modern forms for websites powered by widely-used WordPress.
Sucuri - Website Protection, Malware Removal, and Blacklist Prevention
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
Pareto Security - Pareto Security is a Wordpress Security plugin
Jackmail - A newsletter plugin for Wordpress.