Instacart is a grocery delivery service that operates in the United States. Shipt is a grocery delivery service that operates in the United States and Canada. Instacart offers a subscription service that allows customers to order groceries online and have them delivered to their homes within a few hours. Shipt offers a subscription service that allows customers to order groceries online and have them delivered to their homes within two hours.
Instacart also allows customers to order groceries from local grocery stores. Shipt does not allow customers to order groceries from local grocery stores.