Email Kick - Email designer and analytics for your transactional emails.
Copytesting - Improve your website copy based on data from your audience
Really Good Emails - A large collection of good product email design.
Copy Analyzer by Unbounce - Using insights from a machine learning analysis of 34K+ landing pages, the Copy Analyzer recommends simple copy optimizations to help you get more conversions while simultaneously comparing your SaaS conversion rates against thousands of industry co…
Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.
HTMLEmail.io - Responsive HTML email templates for startups & developers