Thank you for the apps. I'll take a look. On the caminos, I find I don't want to use my smartphone too much :) Gronze sounds like a great local source.
Just in case you still need it or for future pilgrims: https://www.caminodesantiago.me/community/resources/all-places-to-sleep-in-one-file-coastal-and-central-route-camino-portuguese.404/
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon