on Just Publishing Advice:
Your choice of book editing software will make all the difference to the final quality of your book.
Editing tools are indispensable for all authors, no matter how experienced.
Writing a book is the easy part. But after you finish writing your first draft, you will need all the help you can get to polish your manuscript and improve your writing.
You have choices, both free and paid. But take your time and make sure you choose the best one for you.