Airalo offers eSIM solutions that allow users to activate cellular plans digitally without needing a physical SIM card. Their main service is a marketplace where travelers can buy eSIMs for over 190 countries at local rates, helping them avoid high international roaming costs. The eSIMs can be purchased and managed through the Airalo app or website, providing convenience for international travelers, digital nomads, and business professionals. Airalo partners with local telecom providers to offer these data plans, generating revenue from the sale of eSIMs and benefiting from repeat customers who need data for different destinations. The company's goal is to provide a cost-effective and convenient solution for global connectivity, making it easier for travelers to stay connected while abroad.