Grammarly

Why we like it:

Product emails that are auto-generated from your data are a huge opportunity for brands to better engage their users. Grammarly delivers on this promise with their weekly Insights report on your usage. As the product is an educational / self-improvement one, it’s pleasing to see your usage, and they manage to deliver additional value in the form of writing tips and blog posts.

Sign up here: https://www.grammarly.com/blog/