What are some alternatives?
When comparing Generator by DesignModo and Progressive Tooling, you can also consider the following products
Landing Pages in MailChimp - Easy to build, custom landing pages for free
Website Grader - Grade your website's strengths and weaknesses in seconds.
Landing Pages by Viral Loops - Easily create a landing page for your referral campaign ✌️
PageSpeed Ninja - One-click page speed boost for WordPress
SaaS Pages - 900+ Screenshots of the best SaaS landing pages
Smaller - Make your websites load faster