We make IoT connectivity simple.

Prepaid IoT SIM cards for low data IoT applications

Our Prepaid IoT SIM Cards provide flexible connectivity solutions across the UK, Europe, and USA. Our cost-effective connectivity is designed to help you deploy and manage all of your connected devices reliably and seamlessly, with no long-term commitments or minimum spend requirements.

  • UK-based support
  • Access 45 networks across 28 countries (UK, Europe & USA)
  • Secure data transmission
  • No contracts or minimum spend

– SPECIAL OFFER –

500mb of IoT data for just £5

  • 500mb data

  • 5 years of IoT connectivity

  • £5 one-off payment

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Use your SIMs in 28 countries across UK, Europe & USA

Our 500mb for £5 offer is the perfect place to start if you’re looking to deploy low bandwidth IoT devices and don’t want to commit to a monthly tariff. Access 5 years of IoT connectivity for just £5 (one-off payment) and top your data up at any time.

Delivery in just 1-3 business days

*Price excludes VAT & £1.50 SIM fee

Have an IoT project but don’t know where to start?

Affordable IoT connectivity made easy.

Prepaid IoT SIM cards

Our prepaid IoT SIM cards are perfect for those who are looking to deploy low bandwidth IoT applications and don’t want to commit to a monthly tariff. Access 5 years of IoT connectivity in 28 countries across the UK, Europe, and USA.

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UK, Europe & USA

Access 45 networks across 28 countries in UK, Europe, & USA

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IoT connectivity

2G, 3G, 4G, 5G, NB-IoT & LTE-M connectivity available

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IoT SIMs for any device

3-in-1 triple cut SIM cards: Mini (2FF), Micro (3FF), & Nano (4FF)

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Manage your IoT SIMs

Access to our IoT Connectivity Management Platform, NOVA

InfiSIM IoT SIM card - 500mb prepaid

500mb

Data

5 Years

IoT connectivity

£5.00*

One-off cost

Delivery in just 1-3 business days

*Price excludes VAT & £1.50 SIM fee

1GB

Data

5 Years

IoT connectivity

£10.00*

One-off cost

Delivery in just 1-3 business days

*Price excludes VAT & £1.50 SIM fee

Have you run out of IoT data?

If you have an existing prepaid IoT SIM card with us, you won’t need to replace it when you reach your data limit. Top up your data at any time by purchasing one of our data bolt-ons – simply contact our team!

Industry leading connectivity features.

Why choose InfiSIM Prepaid IoT SIM cards?

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Global coverage

Seamless connectivity across 28 countries with multi-network access ensuring your devices stay connected regardless of location. Our SIMs automatically switch between available networks to maintain optimal connection strength and reliability, even in remote areas.

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True prepaid pricing

Transparent pricing with no minimum spend requirements, long-term contracts, or hidden fees. Pay only for the data your devices consume. Unused data doesn’t expire for 5 years, providing maximum value and cost control for your IoT deployments.

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Intuitive management

Monitor and manage all your SIM cards through our intuitive dashboard. Track usage, set alerts, and adjust settings in real-time. Our UK-based platform offers complete visibility and control over your entire SIM estate, accessible from anywhere.

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Comprehensive support

In the unlikely event something should go wrong, our expert technical assistance ensures minimal downtime for your connected devices. Our UK-based support team understands the critical nature of IoT connectivity and provides rapid resolution to any issues.

We are the IoT experts.

Prepaid IoT SIM card specifications

  • Multi-network connectivity with automatic carrier switching for maximum uptime
  • Private APN ensures secure connectivity within a closed network environment
  • Multi-network technology for optimal coverage
  • 2G/3G/4G/5G/LTE-M/NB-IoT compatibility to support all device types
  • Simple-to-deploy turnkey solution
  • Real-time usage monitoring
  • Customisable usage alerts with email notifications
  • Detailed usage analytics and reporting

Connectivity for every situation.

InfiSIM prepaid IoT connectivity for every industry

IoT in the fleet management & automotive sector

Smart transportation

Reliable connectivity for fleet management, vehicle tracking, and telematics applications. Our prepaid multi-network SIMs ensure vehicles maintain connection regardless of route or location, with optimised data transmission to minimise costs.

Supply chain management in smart factories

Industrial IoT

Secure prepaid connections for remote monitoring, predictive maintenance, and industrial automation. Our solutions are trusted by manufacturers across the UK to maintain critical data flows from factory floor to management systems.

IoT in healthcare

Healthcare

Our dependable IoT connectivity solutions are widely used for medical devices and remote patient monitoring. Our secure data transmission meets all UK healthcare security requirements whilst maintaining reliable connections for critical care applications.

M2M & IoT in retail

Retail & POS

Reliable connectivity for payment terminals, inventory management, and digital signage. Our solutions keep high streets and online retailers connected with flexible data options that scale with seasonal demand.

IoT in smart cities

Smart cities

Dependable connectivity for municipal infrastructure, environmental monitoring, and public safety systems. InfiSIM powers smart city initiatives throughout the UK, Europe, and USA with resilient, cost-effective connectivity solutions.

Simple to deploy.

Getting started with InfiSIM Prepaid IoT SIMs

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Order your SIMs

Select your prepaid data package and outline the quantity of SIMs you require through our simple online ordering system. Multiple data packages are available to suit your specific connectivity needs, with fast delivery throughout the UK.

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Activate & configure

Setting up your SIMs is simple. Simply insert them into your devices and configure the APN settings according to those outlined by your InfiSIM account manager. There’s no manual SIM activation required, just plug-and-play!

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Deploy & monitor

Insert your SIMs into your devices, deploy them in the field, and monitor usage through our dashboard. Track performance metrics and connectivity status from our centralised management portal, NOVA.

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Pay only for what you need

There is no minimum spend and no surprises with our prepaid IoT SIM card solutions. You pay for your data upfront, and when you require more, simply contact our team to arrange a top-up.

Any size for any IoT application.

Our prepaid IoT SIMs are available in all form factors

Our prepaid IoT SIM cards are delivered triple cut, ensuring they’re compatible with whichever IoT devices you’re deploying…

2FF SIM card

Mini SIM (2FF)

3FF SIM card

Micro SIM (3FF)

Nano SIM (4FF)

You’re in safe hands.

At InfiSIM we offer expert support when you need it

Implementation assistance

Technical guidance for integrating our SIMs into your IoT solution. Our engineers can work with your team to optimise connectivity for your specific hardware and use case requirements.

24/7 monitoring

Round-the-clock monitoring of network performance and connectivity from our UK Network Operations Centre.

Dedicated account manager

Personalised support for enterprise customers with complex connectivity needs. Your account manager understands your business requirements and serves as your single point of contact for all connectivity matters.

Kickstart your IoT journey with a prepaid SIM solution

Our prepaid IoT SIM cards are simple to set up and deploy – get started with your IoT journey today!

Don’t settle for second best.

Find the best IoT SIM provider for your business

No two businesses are the same. Each one has different requirements and goals that they want to achieve when implementing an IoT solution. It’s important to find the most effective solution for your unique project as well as an IoT SIM provider that compliments your operations.

InfiSIM are IoT experts

Regardless of whether you’re a start-up looking for a connectivity partner or a multinational enterprise manufacturing IoT hardware; InfiSIM have the in-house knowledge and expertise to recommend and deploy an IoT solution that supports your unique business requirements. Contact our team for a free IoT consultation.

Frequently Asked Questions (FAQs)

All of our prepaid IoT SIM cards are delivered within 1-3 business days.

No. Our service is truly prepaid with no minimum term or usage requirements. You only pay for the data you need.

Pay in advance for your prepaid IoT SIM cards via our online web store. When you require additional data, simply reach out to our team and we’ll apply your top-up.

We can connect to nearly every carrier available in the UK, Europe and USA. In total we partner with over 45 networks across 28 countries for our prepaid solutions.

As this is a prepaid IoT SIM, you wont experience any unexpected costs. If you run out of data, you can top it up by contacting our support team.

Our prepaid IoT SIMs are ready-to-use upon delivery. Insert your SIMs into your devices, apply the relevant APN settings, and you’re good to go.

No. You only pay for the SIMs themselves, the postage and the data you require. There are no hidden setup, activation or deactivation fees.

If you are unsure whether our SIMs are right for you, we would recommend purchasing a single SIM card to test the connectivity before ordering large quantities.