Grammarly - Clear, effective, mistake-free writing everywhere you type.
Typewriter - Your on-demand editor
Expresso - The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
Blurt - Compose efficiently. Edit smartly. Stay on track. Blurt is all you need to write — in one sleek tool.
Headlime - Create headlines like copywriting experts
Prosepaper - A text editor with better word suggestions