Question: Generate a 1-star review (1 being lowest and 5 being highest) about an app with package com.google.zxing.client.android.
Answer: Poor

Question: Generate a 5-star review (1 being lowest and 5 being highest) about an app with package net.sourceforge.opencamera.
Answer: Great! I Think You should make the background of buttons is Transparent. So that it will have a better looking. And One more thing. It Looks like a Nougat Camera. Hehehhe

Question: Generate a 5-star review (1 being lowest and 5 being highest) about an app with package com.google.android.gms.
Answer:
Excellent Best option to download any aap