Stratum will use data captured from store sales as well as online transactions.

Consumer packaged goods (CPG) brands will be able to gather data on sales performance, inventory and out-of-stocks, assortment, promotions, customer segmentation and behavioural insights, new item performance, and in-store space management.

Stratum with be available in various subscription packages to meet varying needs and budgets.

Mike Donnelly, Kroger executive vice-president and chief operating officer, said: "As we continue to accelerate our Restock Kroger strategy, we're all very excited about the next iteration of our customer insights. Stratum is a science-powered insight tool that is designed with the end user in mind."