This app was mentioned in 2 comments, with an average of 1.50 upvotes
https://play.google.com/store/apps/details?id=com.tecit.inventory.android.demo
https://play.google.com/store/apps/details?id=com.perpetuumsoft.mobidb.inventory
https://play.google.com/store/apps/details?id=com.app.inventorydroid
There are many others, search for "inventory tracking"