Download free app

The free Questionmark app enables you to make informed choices. Scan the barcode and find out how sustainable a product is.

Why use the Questionmark app?

• Scan products and instantly receive information about how sustainable and healthy the products are.
• Instantly view healthy and sustainable alternatives for products.
• Includes product ranges of all high street supermarkets.
• Clear and concise product information.
• Adjust filters yourself, based on what is important to you.