411Writers - Content writing services for digital marketing agencies, entrepreneurs, and web designers. Original & proofread web content, blogs, and product descriptions across the board!
Boomerang Respondable - Write perfect emails with Artificial Intelligence
AdZis - AI Content Engine for E-Commerce/E-Business Websites.
Mailbutler - Mailbutler adds lacking functionality to email clients and increases your productivity
Contentellect - Contentellect is a platform where you can get high-quality content and blog management services for companies like eCommerce, SaaS, and other small online businesses.
Boomerang for Gmail - Boomerang for Gmail is a Firefox / Chrome plugin that lets you take control of when you send and receive email messages.