Supermarket chain Tesco, have announced the rollout of payment app, PayQwiq across all its stores after successful trials in 42 stores in 2014. The mobile app allows users to pay at the till with a scan once they have registered a debit or credit card to their account. The app has a transaction history available and a maximum single transaction limit of £250. Customers will still be able to collect Clubcard points as usual whilst helping customers save time at the checkout.