What are some alternatives?
When comparing Typewriter and Typely, you can also consider the following products
Grammarly - Clear, effective, mistake-free writing everywhere you type.
Hemingway Editor - Hemingway App makes your writing bold and clear.
Word Geeks - A curated marketplace of on-demand writers
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
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.
Manuskript - Open-source tool for writers.