Global IoT SIM Cards with Multi Network Connectivity Across Europe
Extensive Network Coverage
Com4 SIMs connect automatically to the most reliable networks supporting 2G, 4G, LTE-M and NB-IoT. From major European cities such as Berlin, Paris and Madrid to rural and remote regions, you can depend on consistent and secure connectivity.
Reliable Performance
Com4 operates a core network purpose built for IoT. This means low latency, predictable data routing and high availability. Our direct operator integrations ensure that every connection is stable and efficient across Europe and globally.
Flexible and Transparent Pricing
Com4 customers pay only for the data they use. Our pricing models are transparent and flexible, adapting to your project whether you are testing a few devices or managing thousands.
Versatile SIM Formats for All Devices
Choose from Mini SIM, Micro SIM, Nano SIM, eSIM, and iSIM, ensuring compatibility with a wide range of IoT devices.
Grow Beyond Borders
Start your IoT project in Europe and expand it globally with ease. Com4 connectivity lets your SIMs connect to local networks as you move into new markets without the need for complex roaming agreements or multiple providers.
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"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."
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"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.”
Why Choose Com4
- Wide network access: Connect to 2G, 4G, 5G, LTE-M and NB-IoT networks across Europe and worldwide.
- Purpose built IoT core: Our infrastructure is designed specifically for IoT traffic, ensuring performance, reliability and scalability.
- Comprehensive SIM management: Monitor and control all your devices through Com4’s self-service platform.
- Real time visibility: Access live network data, traffic details and connectivity insights for every SIM.
- True ownership: You retain full control of your SIMs and can change operators remotely at any time.
- Transparent data plans: No activation costs and clear usage-based pricing that grows with your needs.
Resources for IoT Connectivity
Check out our blog for the latest insights and tips to optimize your IoT solutions.
Understanding LTE Standards: Cat 1, Cat 1bis, LTE-M & NB-IoT
How Com4 IoT Connectivity Is Transforming Maritime Shipping
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LTE-M vs NB-IoT: Com4 Explains Key IoT Network Differences
These technologies enable efficient, long-range connectivity for billions of devices worldwide....
Speak to an
expert
Com4 delivers scalable IoT connectivity for organizations of all sizes. Our experts will help you choose the right plan for your business.
- Pay only for data in use
- Clear and market-based data pricing
- Volume discounts for large deployments
- Multiple network options in each country
- Full flexibility to change operators when needed