Use APKPure App
Get Unit Price Compare old version APK for Android
Calculates the unit price tell which item is less expensive.
Calculates the unit price of similar products sold in different size/quantity and tell which item is less expensive.
Compares multiple items at one time, ranks the first 10 better buy items.
The shopping items can be in different unit, e.g. kg, pound and ounce.
Example:
1kg $10 vs. 1lb $3
You can even input quantity like 250*6+100.