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A1 Systems


A1 Systems is one of the leading independent developers and service providers of SIM-based solutions for MNOs and MVNOs. For more than 10 years we successfully develop and manage hi-end solutions that use unique capabilities of SIM cards to boost outcomes of marketing campaigns, optimize roaming expenses and create new services. Almost 200 ОТА campaigns were performed using our IP enabled OTA platform. Our SIM applets of various kinds are operating on more than 90 million SIMs.