Worldwide IoT SIM connectivity solutions for global device communication

Worldwide IoT SIM Cards with Multi-Network and Multi-Technology Connectivity


Deploy and scale your connected devices globally with Com4 IoT SIM cards, delivering secure, reliable, and cost-efficient connectivity across cellular, LPWA, and satellite networks.

Ensure seamless coverage across Europe and worldwide, with automatic access to the strongest available network—keeping your devices connected in urban, industrial, and remote environments.

Built for the future, Com4 SIMs are SGP.32-ready, enabling remote provisioning and full lifecycle connectivity management at scale.

Request pricing and start your global IoT deployment today.

Trusted by IoT Leaders. Built on Partnership.

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Utel logo
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Quectel logo
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Illustration representing Bane NOR and Norwegian railway infrastructure.

Global IoT Connectivity with One SIM Across Cellular, LPWA, and Satellite

IoT SIM card enabling secure and reliable global connectivity for IoT devices

One Global IoT SIM for All Networks

Access cellular (2G–5G), LPWA (LTE-M, NB-IoT), and satellite (NTN) with a single IoT SIM—ensuring seamless connectivity across all technologies and regions.

 

Global IoT connectivity enabling seamless device communication across countries and networks

Worldwide Coverage with Multi-Network Access

Connect to multiple networks in every country. Devices automatically select the strongest signal, maximizing uptime, reliability, and global coverage.

 

Intelligent IoT connectivity combining multiple network technologies for seamless global communication

Intelligent Multi-Technology Connectivity

Combine cellular, LPWA, and satellite in one solution—optimizing performance, power consumption, and cost across any IoT use case.

 

Remote SIM management platform compliant with GSMA SGP.32 standard for IoT connectivity

SGP.32-Ready Remote SIM Management

Future-proof your deployment with SGP.32 support, enabling remote operator switching, centralized lifecycle management, and reduced operational complexity.

 

Dedicated IoT core network delivering secure, low-latency, and scalable connectivity

Purpose-Built IoT Core Network

Benefit from a dedicated and redundant mobile core, delivering secure, low-latency, and highly reliable connectivity—designed to scale seamlessly from pilot to global deployment.

 

Flexible and transparent global pricing model for scalable IoT deployments

Transparent and Scalable Global Pricing

Flexible pricing with no hidden fees. Pay only for what you use and scale cost-efficiently as your IoT deployment grows worldwide.

Networks
750 +
Connect your devices to over 750 cellular networks spanning across 190 countries with Com4's carrier-agnostic IoT SIM cards.
Customers
1000 +
Join the ranks of over 1000 satisfied customers worldwide who have leveraged our disruptive IoT solutions for their projects.
Countries
190 +
Enjoy seamless 2G, 3G, 4G, LTE-M, NB-IoT, 5G or Satellite connectivity that's tailor-made for your specific needs. We've got you covered, wherever you are in the world.
IoT Connections
20 M+
Com4 has already enabled connectivity for over 20 million SIM cards and facilitated countless IoT projects.
"AI is transforming crop protection, but it depends on fast and reliable connectivity in every field. With Com4’s low latency and high speed IoT services, data flows seamlessly and software updates anywhere, driving smarter and more sustainable farming."
“It’s critical that the IoT connectivity just works. With Com4, it does – and that’s why we chose them.”
"Com4 enables a reliable and efficient connection at all our customers’ stations. It is of the utmost importance for us to have a supplier who can guarantee that our communication works smoothly and reliably in all nine countries where we operate."
"It's often a tedious task to monitor machines that run as they should 99.5% of the time. With our solution based on Com4 technology, workdays are better, and we contribute to fewer cars on the road."
“Com4 was the only company that showed the flexibility needed to handle the new CENELEC-protocol requiring a different form of communication with the electricity meters.”
"Rapid and stable connectivity between the cages and the operations center is fundamental for the advancement of artificial intelligence."
"The technology has been critical to our
success and reliable, which is essential in the healthcare sector.”
"The solutions from Com4 are absolutely essential when sensor data from containers is transferred to the cloud."
“Com4's IoT solutions have exhibited flawless performance, unlike other operators we have tested.”
"The solution from Com4 makes it easy for us to get the old telephone devices online. All devices connect to a central web solution. This allows booth guardians across the country to update and upload audio files to the kiosks."
“For an entrepreneurial company, the expertise of Com4 has been invaluable in developing our GPS tracking technology – and has elevated our capacity in a way we are very grateful for.”
Amina-talking-in-street

Future-Ready Global IoT Connectivity

The global IoT landscape is evolving rapidly as LTE-M and NB-IoT replace legacy 2G and 3G networks, while satellite technologies like Starlink, LEO, and NTN extend connectivity to remote and hard-to-reach locations.

Com4 delivers secure, energy-efficient global IoT connectivity with full support for LTE-M, NB-IoT, 4G, and 5G, combined with next-generation satellite IoT solutions. Our managed connectivity platform ensures seamless, reliable coverage across borders; helping you deploy, scale, and future-proof your IoT solutions worldwide.

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Why Choose Com4

  • Worldwide IoT SIM cards with multi-network access in every country
  • Connectivity across cellular, LPWA, and satellite (NTN) technologies
  • SGP.32-ready SIM solutions for remote provisioning
  • Dedicated IoT core network optimized for performance and scalability
  • Full SIM lifecycle management through a self-service platform
  • Real-time visibility into usage, performance, and connectivity
  • Transparent, competitive, and scalable pricing
  • Flexibility to switch operators and adapt to changing requirements

Com4 Global IoT SIM Cards: Frequently Asked Questions About Multi-Network Connectivity Worldwide

What is a worldwide IoT SIM card?

A worldwide IoT SIM card enables your devices to connect across multiple countries and networks using a single SIM. It ensures seamless, reliable connectivity for global IoT deployments without the need for multiple operators or SIM providers.

How does multi-network IoT connectivity improve reliability?

Com4 IoT SIM cards connect to multiple mobile operators in each country. Devices automatically select the strongest available network, improving uptime, reducing connectivity gaps, and ensuring consistent performance across regions.

What is multi-technology IoT connectivity?

Multi-technology connectivity allows devices to operate across cellular (2G–5G), LPWA (LTE-M, NB-IoT), and satellite (NTN) networks. This ensures continuous connectivity regardless of location, infrastructure availability, or application requirements.

When should I use cellular, LPWA, or satellite connectivity?

  • Cellular (4G/5G): For high data throughput and real-time applications
  • LTE-M / NB-IoT: For low-power, long-life devices with lower data needs
  • Satellite (NTN): For remote or hard-to-reach locations without terrestrial coverage
    Com4 combines all technologies into one solution, allowing you to optimize performance, power consumption, and cost.

What is SGP.32 and why does it matter?

SGP.32 is the latest GSMA standard for remote SIM provisioning in IoT. It enables remote operator switching, centralized SIM lifecycle management, and greater flexibility—critical for scaling global IoT deployments efficiently.

Can I change operators without replacing the SIM card?

Yes. With Com4’s SGP.32-ready SIMs, you can remotely switch operator profiles over the air. This eliminates the need for physical SIM replacement and simplifies global operations.

Which network technologies does Com4 support?

Com4 provides multi-network access in every country, combined with intelligent connectivity management and support for cellular, LPWA, and satellite networks. This ensures reliable connectivity in urban, industrial, and remote environments worldwide.

What is a purpose-built IoT core network?

Com4 operates a dedicated and redundant IoT core network designed specifically for connected devices. It ensures secure, low-latency, and highly reliable communication with stable data routing and high availability across regions.

Is Com4 suitable for large-scale IoT deployments?

Yes. Com4 is built to scale from pilot projects to large global deployments. With remote SIM provisioning, centralized management, and flexible infrastructure, you can expand your solution without complexity.

How does Com4 handle connectivity in remote areas?

Com4 integrates satellite connectivity (NTN) with cellular and LPWA networks. This ensures your devices remain connected even in areas without traditional network coverage, such as offshore locations, agriculture, or logistics corridors.

What SIM formats are supported?

Com4 supports all major SIM technologies, including standard SIM cards (Mini, Micro, Nano), eSIM, and iSIM. This ensures compatibility with all device types and future hardware developments.

How does pricing work for worldwide IoT connectivity?

Com4 offers transparent, flexible, and scalable pricing models tailored to IoT use cases. You only pay for what you use, with no hidden fees. Our approach ensures some of the best and most competitive pricing in the market, while maintaining high-quality global connectivity.

How can I get started with Com4 IoT SIM cards?

Simply request pricing or speak with a Com4 expert to define your requirements. We help you design, deploy, and scale your IoT solution with the right connectivity strategy from day one.

Speak to an
expert

Com4 helps organizations design, deploy, and scale IoT solutions worldwide.

Our experts will guide you in selecting the right connectivity strategy based on your use case, geography, and technical requirements.

  • Pay only for what you use
  • Clear and competitive pricing models
  • Volume discounts for large-scale deployments
  • Multi-network access across all regions
  • Full flexibility and control of your SIMs