Grammarly - Clear, effective, mistake-free writing everywhere you type.
Unbounce Smart Copy - Smart Copy (previously Snazzy AI) is the easiest way to generate copy for your business.
Grammar Snob - Markup your friends' iMessages like an English teacher 😁
Deep Grammar - Grammar checker based on deep learning
Wordtune - AI-powered writing companion
Mighty Mink Autocorrector - Autocorrector for Google Docs, Slides & Sheets