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← All projects Case study · 2026 · Shoppers who want to pay the right price at the grocery store

PrixMalinPrice comparison app.

Enter two products and PrixMalin works out the price per 100 ml or per 100 g and shows the best buy.

In pictures

The client

Shoppers who want to pay the right price at the grocery store.

The challenge

In store, different package sizes make prices hard to compare, and from one week to the next you forget where the good price was.

The solution

A web app that calculates the unit price of liquids and products sold by weight. With a free account, you save your products with a photo. It installs on the phone's home screen, and everyone can download or delete their data.

Features

  • Groceries
  • Unit price
  • Installable app
  • Works on computer, tablet and phone

The result

The comparison takes a few seconds, right in the store aisle.

Calculation
per 100 ml / 100 g
Account
free
Data export
JSON

What about you?

Have a similar problem? We can talk about it, no strings attached.