Zain offers the fastest 5G internet in Saudi Arabia. The advanced fifth-generation network. Free 5G modem with a SIM card. Enjoy unlimited data service on the 100 Mbps postpaid plan using ultra-fast 5G technology. You will receive a free 5G router. The service is subject to a security deposit of 239 Saudi Riyals upon activation, which will be refunded after the fourth-month bill. To subscribe, send your location.