Food delivery platform Zomato has introduced a separate charge for cash-on-delivery (COD) orders, with the fee varying across users and order values, checks on the company’s app showed on Saturday.The charge, listed as a “Pay on Delivery Fee” in the order bill, applies when customers choose to pay in cash at the time of delivery. The amount is not uniform, with different fees appearing for orders of different values.The exact basis for calculating the fee, including whether it depends on order value, location or other factors, could not be immediately ascertained, PTI reported.Rival platform Swiggy does not currently levy a separate fee on cash-on-delivery orders.The move comes as food delivery companies experiment with new fee structures and monetisation models.Zomato already charges a platform fee on food orders, in addition to applicable delivery, packaging and other charges.