Email Growth Playbook - Increase your email ROI with 60+ growth tactics
GrowthHackers Projects - Growth collaboration software for teams 📈
GrowthHackingIdea.com - One short, curated growth hacking idea a day to your email
KeywordTool.io - KeywordTool.io is the best FREE alternative to Google Keyword Planner and Ubersuggest. It uses Google's autocomplete feature to get over 750+ long-tail keywords for any given query.
Growth Hacking Sourcebook - The ultimate growth hacking sourcebook
Rating Recipes - Rating Recipes is a repository of how the top apps ask for ratings and reviews.