This app was mentioned in 3 comments, with an average of 1.00 upvote
Newscatchr is fast, free, and open-source. It lets you add the sources you want. Alternatively, it recommends popular sources (which can be turned off). It needs a dark theme, though. However, it is not a deal-breaker, taking into account the indie nature of the project.
(It's free with no ads) Just found this app made by a younger Developer a few hours ago and it is an awesome news feed app https://play.google.com/store/apps/details?id=jlelse.readit
What can I do better?