Campfire Pro is described as 'pre-writing software for writers. Its features include character sheets, an endless narrative timeline, and map support for world building' and is an app in the News & Books category. There are more than 50 alternatives to Campfire Pro for a variety of platforms, including Windows, Mac, Online / Web-based, Linux and iPhone. The best alternative is Zettlr, which is both free and Open Source. Other great apps like Campfire Pro are Manuskript (Free, Open Source), Scrivener (Paid), Bear (Freemium) and Dendron (Free, Open Source).
yWriter is a writing tool that uses "scenes" as a unit of text and allows you to associate that text with all manner of story elements (characters, locations, items) as well as place it and rearrange it within the context of chapters.
Typely is precise. Existing tools for improving prose raise so many false alarms that their advice cannot be trusted. Instead, the writer must carefully consider whether to accept or reject each change.
Looking for a suite of tools for writing your book? This is not just a text editor it does so much more. Organise your story using timelines, planning boards and the snowflake tool, all integrated to make writing intuitive and fun.