Articles Feb 19, 2025

How to optimize roaming costs

In a world where IMSI (International Mobile Subscriber Identity) resources are becoming increasingly scarce and expensive, mobile operators and IoT connectivity providers are facing higher challenges in optimizing roaming costs. The rising costs of sponsored IMSIs have intensified competition and led to higher operational expenses, making efficient IMSI management more critical than ever.

 

At Simartis, we understand these challenges and have developed innovative solutions that address them head-on. Our OTA SIM Manager and Multi-IMSI applet provide a smart, cost-effective approach to roaming, ensuring seamless connectivity while significantly reducing costs.

SIM OTA Manager: Remote SIM Management for Maximum Efficiency

The SIM OTA Manager is a powerful tool that enables real-time remote management of SIM cards and xSIMs. Using Over-The-Air (OTA) technology, operators can update xSIM configurations, manage applications, and implement new services without requiring physical SIM replacements.

 

For roaming cost optimization, OTA updates allow the seamless activation and switching of IMSIs based on location and network availability. This capability enables operators to dynamically manage SIM profiles, ensuring that the best possible IMSI is used in each geographic region. As a result, businesses can achieve cost savings, enhanced service flexibility, and an improved customer experience.

Multi-IMSI Applet: Dynamic IMSI Allocation in Real-Time

Traditional Multi-IMSI solutions often come with inefficiencies: IMSIs are pre-written on the SIM and remain unused until needed. This approach not only wastes valuable IMSI resources but also increases costs by requiring pre-provisioned IMSIs that may never be utilized.

 

With Simartis’ Multi-IMSI applet, this challenge is eliminated. Our solution features dynamic IMSI allocation, meaning IMSIs are not permanently stored on the SIM. Instead, an IMSI is assigned only when it is required, reducing the burden of pre-provisioning and ensuring optimal IMSI utilization. This results in substantial cost savings for operators and a more scalable, efficient approach to roaming management.

Why Choose Simartis? Key Benefits of Our Solutions

By adopting Simartis’ solutions, operators and connectivity providers can unlock multiple advantages, including:

 

  • Lower Roaming Costs – By automatically switching IMSIs based on location, users can leverage local networks, avoiding expensive international roaming rates.
  • Optimized IMSI Utilization – Dynamic allocation ensures that IMSIs are only used when necessary, preventing unnecessary resource wastage.
  • Scalability and Flexibility – Our solutions are designed to adapt to operators’ needs, enabling seamless IMSI switching and remote SIM management.
  • Improved User Experience – End-users benefit from uninterrupted connectivity without manual intervention or the need for multiple SIM cards.
  • Flexible Deployment Options – Available as SaaS or on-premise, our solutions ensure full data control and rapid time-to-market within weeks.

Meeting the Needs of a Changing Industry

As demand for global connectivity grows, particularly in IoT sector, operators face increasing pressure to manage IMSI resources efficiently. Traditional fixed-IMSI approaches are no longer sufficient to meet the dynamic needs of today’s mobile landscape.

 

Let’s optimize your roaming strategy together! Contact us today to learn how our OTA SIM Manager and Multi-IMSI solutions can transform your operations.

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