I think it's worth it. It offers suggestions that can improve the clarity and readability of your fiction. However, it's not a perfect replacement for a human editor who understands the genre and style of fiction writing.
Grammarly can be good for writing stories. It helps polish your text, catches common errors, and gives you tips to enhance the quality of your storytelling.
It was common to do part-time proofreading work on the Internet, especially on some online education platforms. These platforms allow individuals or institutions to set up their own courses and provide online teaching and tutoring services. In this case, students can find part-time proofreading opportunities on the platform to support themselves or others. Some common part-time proofreading platforms include Coursera, edX, Udemy, and so on.
One great story is of a guy who does virtual event planning. He started during the pandemic when most events went online. He had a knack for organizing and coordinating. His first few events were small, but he managed them so well that clients started referring him to others. Now he plans large - scale international virtual events.
The third common 'grammarly horror story' is about cultural differences. Grammarly is often based on a certain set of grammar rules, usually those of standard American or British English. So, if you are writing in a different English dialect or for a specific cultural context, Grammarly might flag things as wrong that are actually correct in that particular usage. For instance, some Caribbean English expressions might be marked as incorrect by Grammarly, but they are perfectly normal and widely used in that region.
Grammarly doesn't have a dedicated feature for novel setting. It's more about helping you write clearly and correctly, not structuring the setting of your novel.