For Facebook or Google users, you need to create a password in order to be able to log in into the Wattpad Downloader app.
Web application to download stories from wattpad.
App site:
https://wpdw.nexroom.com
**The app is currently available only for lifetime premium users, in a near future it will be available for more premium users
Disclaimer: I don't own Wattpad Inc. nor I'm affiliated with them. The application just downloads stories as text files and stores them on your computer.
Main site:
https://wpd.nexroom.com