A seamless machine-to-machine connectivity service for loT applications, offering
you reliable global connectivity to keep your loT business on the right track.


A secure loT connectivity, anywhere

OverLink is a machine-to-machine (M2M) simcard that enables device-level loT connectivity and helps enterprises worldwide to jumpstart their digital transformation. We make it easy for you to connect devices anywhere in the world and empower you with a low cost open roaming SIM solution to manage your connected loT devices and sensors at any scale.

Designed to provide secured worldwide coverage, OverLink’s M2M network is tailored with geo-redundant and robust network architecture, which reduces signal failure and offers protection against fraudulent usage.

Benefits that OverWheels Bring

Unrivaled Coverage

Avoid the hassle of managing multiple carriers and rely on one SIM for global coverage. Over hundreds of Global Roaming Operator Agreements in multiple countries worldwide and supports available networks such as 2G, 3G, 4G LTE, CAT-1, CAT-M1 and NB-loT.

Multi-network connectivity

OverLink allows you to change between different providers, switching to the next strongest signal when a signal cannot be detected. This provides you with 99% guaranteed service availability, having the ability to reach your loT and M2M devices when needed and even in the most remote places.

Enhance security options

OverLink offers a wide range of M2M sim connectivity services for your loT device including Fixed Public IP, Fixed Private IP, Private APN and IP Sec VPN to safely connect your loT devices to a router and any platform. We offer IP address restrictions as added protection against fraudulent sim card usage.

OverLink Management Platform

Get an overview of all your loT and M2M sim card traffic through a connectivity hub platform. Activate your simcards, set up alerts and threshold limits and check sim card connectivity. OverLink offers both UI and APIs that is ready for instant integration.

Excellent durability

OverLink fits in any device and is available in forms 2FF, 3FF, 4FF and MFF2. It was designed to resist rugged conditions and built to last up to a decade.

Cost Saving

Manage your device consumption at a glance. Configure and monitor any activity on your device and set a maximum operating time for your SIM card to avoid unnecessary data usage.

Overlink Applicationss

Start your journey with OverLink and effortlessly expand your covegare area and data capacity.

Cross-border Transit

Never lose sight of any vehicle and cargo and stay connected even when they travel overseas.

Equipment Monitoring

Monitor the location, status and condition of heavy equipment, trailers, machines and other non powered assets from anywhere & on-the-go

Vehicle Fleet Tracking

Get real-time overview of your entire fleet – including location data, speeding, idling engine faults, geofencing, and even the temperature of your onboard cargo.

GSM-based Smart Sensors

Monitor remote devices such as temperature sensors, weather stations, tide gauges, water level and more. Get secured and accurate readings anywhere in the world.

Future-proof your connectivity

Stay connected globally with OverLink

Explore our deep experties in OverGuard


Keep a watching eye over the people, equipment and objects in your facility.

Real-Time Location System

Case Study of Overdrive’s Real-Time Location System

About Overdrive

Know about our company at a glance!

Frequently Asked Questions

Is there a difference between an IoT and M2M SIM card?

No, there is no difference. Both SIM cards act as key for getting access to access the mobile network so that they can transmit data as part of M2M (machine-to-machine) communication or IoT applications.

Is it possible to select a preferred operator?

Yes, you can manually configure the network via Overlink Web Portal. However, as default, Overlink is set up automatically to log into the best network on site and does not prefer or exclude any mobile network.

What can I do on the OverLink Web Platform?

You can efficiently monitor and manage SIM cards through our web platform. Some of the functions include:

  • Add, transfer, activate and deactivate of SIM cards
  • Check data consumption and set up alert thresholds
  • Check network operation and choose the countries of operation
  • Set up automation and notifications
  • Generate reports
For more information click here.

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Get in touch and get a quote today.

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+65 6950 0890


100E Pasir Panjang Road
#04-01 Century Warehouse
Singapore 118521

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