To pay for one day of parking in Dubai in 2026, the most efficient method is using the Parkin app (formerly part of the RTA app). Once you park, open the app, which will automatically detect your zone via GPS, and select the duration. For on-street parking, there is usually no "daily cap," so you must pay the hourly rate (typically 2 to 4 AED) for the full "paid hours" window, which is usually 8:00 AM to 10:00 PM. However, many multi-story and off-street lots (Zone B) offer a daily cap, often around 30 to 40 AED, which allows you to stay for 24 hours. Alternatively, you can pay via SMS by sending a text to 7275 in the format: "PlateNumber ZoneCode Duration." For example: "A12345 123A 14" would cover 14 hours. Note that parking is free on Sundays and select public holidays in most zones. If you are a visitor without a local SIM, the Parkin app or using a Nol card at the physical meter are your best options. Always check the physical sign in your specific bay, as some premium zones (Zone A) have a maximum stay limit of 4 hours.