Walmart launches its Amazon Prime competitor nationwide with a 30-day free trial

Walmart's Amazon Prime competitor, ShippingPass, is now available to all customers in the US, complete with a 30-day free trial. Reuters reports that current subscribers to the $49/year two-day shipping service will get also get month free as the big box giant works on building its services for customers.
Walmart launched ShippingPass last year as a means of competing with Amazon, though it was confined to a small number of cities across the country. It initially offered three-day shipping,