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The Real Cost of Groceries: When Multi-Store Shopping Pays Off (and When It Doesn't)
We all want to save money on groceries. For many in Cologne, that means checking flyers or hitting two stores – maybe Aldi for staples and Rewe for fresh…

How Best Price Alert decides between one store and a two-store split
Most grocery apps compare prices. Best Price Alert decides. Every week we pull live per-item prices and weekly deals across Rewe, Aldi Süd, Lidl, and…