Upon arrival in the UAE, everyone is given a free SIM right in the airport.the card of the local operator .
But even in this case, it would be advisable to visit the Operator's office anyway, where you will be connected to one toll-free number (to which calls will be Free)
As well as 1 gig.and 60min.
It is better to disable the Russian mobile option (89rub. It's a little expensive in a minute)
I recommend it!
One of the three mobile operators. Du has the best tariff for home Internet. Unfortunately, it is not available to tourists. Although those who come for a short period of time usually have enough Internet on their mobile phone. But for the relocants, it's the most!