Win £100 in Shopping Vouchers as ALDI is Crowned UK’s Cheapest Supermarket for Ninth Consecutive MonthAldi is giving shoppers the chance to win a share of £1,000 in shopping vouchers after securing the title of the UK’s cheapest supermarket once again. View Image We’ve teamed up with the discount retailer to give away £100 Aldi vouchers to 10 lucky winnersWe’ve teamed up with the discount retailer to give away £100 Aldi vouchers to 10 lucky winners, helping households make their money go even further this summer. confirmed Aldi as the UK’s cheapest supermarket for July 2026, based on a basket of 93 popular grocery items. ’s Cheapest Supermarket of the Year for 2025 as well as its recent win as 'Best Value Brand of the Year'. Julie Ashfield, Chief Commercial Officer at Aldi UK, said, "We are delighted to be crowned the UK’s cheapest supermarket for the ninth month in a row.