5 Services from grundpreis.halowerk.com

Compares two or more product packs on a normalized price-per-unit basis, flagging incompatible or unknown quantities rather than silently miscomparing them.

Calculates kg/litre unit prices for a batch of up to 50 product items given a price in EUR and a quantity string or EAN code

Calculates the price per kilogram or litre from a given price and pack quantity (or EAN barcode), enabling unit price comparison across differently sized products.

Returns the cheapest regular and promotional price observations per unit (kg/litre) for a given food category or EAN product in Germany or Austria.

Returns the current documented pack quantity (size/weight) for a product identified by EAN barcode, sourced from Open Food Facts.