Customers Sada Techno Store offers unlimited STC internet for a year for 1700 SAR with a free router. Offer for an unlimited STC internet SIM for 6 months for 900 SAR with a free router. Authentication is done via Nafath and the SIM appears in the My STC app. The router is location-locked and the location can be changed via My STC. The SIM works on any device and in any location.