This app was mentioned in 2 comments, with an average of 1.00 upvote
Huh, I have a Synology and sync my Google Drive to it locally, didn't know about their photo app.
https://play.google.com/store/apps/details?id=com.synology.dsphoto
Reviews are terrible it seems. He also would not get any kind of face recognition.
I just used Google Photos. Great app, and if Google really wants to see my pictures of my animals, who am I to judge.
What do you think of synology's own app?
https://play.google.com/store/apps/details?id=com.synology.dsphoto