SMS and Voice SIM – Global M2M SIM

Alarm SIM

SIM for Alarms & Ultra Low Usage Devices – Voice, SMS & Data

Reliable, low-cost connectivity for alarms, sensors, and ultra-low usage devices.

Designed specifically for emergency dialers, alarms, and IoT devices with minimal monthly usage, this SIM gives you the perfect balance of low fixed cost and robust multi-network coverage.

Why This SIM is Perfect for Your Devices

Only £1 per month – virtually a Pay As You Go SIM.
Ideal for devices using as little as 1 inbound & 1 outbound SMS, 1 voice minute, and 1MB of data per month.
Automatically charges only for additional usage beyond the allowance.
Works across 2G, 3G, and 4G networks, ensuring your device stays connected.
Multi-network roaming in the UK, 28 EU countries, and selected countries worldwide (including USA & Australia) for maximum coverage.
No long term contract – cancel anytime after the minimum 3-month commitment.

Key Features

Ultra low usage support: Perfect for alarms, sensors, emergency dialers, and low-data IoT devices.
Flexible allowances: Once included SMS, voice, and data are used, overage is charged at only 10p per SMS or minute, and 10p per MB.
SIM options: Standard (MFF2), Micro (MFF3), and Nano (MFF4) all in one SIM.
M2M phone number: Comes with an Irish 353 number - some networks may charge.
Online SIM management portal: Track usage and manage your SIM easily.
Automatic bundle renewal: Your plan continues until you choose to cancel. No risk of SIM being disconnected due to non use.

Technical & Coverage Details

Supports 2G, 3G, and 4G networks for maximum connectivity.
Roaming multi-network data SIM – unsteered, allowing devices to select the strongest available network.
Works in the UK, 28 EU countries, and selected countries globally.
Credit card subscription: Monthly fee collected automatically.
Minimum billing increments: 1KB for data, 1 minute for voice calls.

Options & Upgrades

Need more than the basic allowance? Check out our 20 and 50 plans.
Large SIM volumes or international requirements outside the UK, Eurozone, Sweden, Denmark, Australia, New Zealand, and Canada? We can arrange invoice payment subject to credit checks.
Custom data bundles available – Contact us for a bespoke data bundle to tailored to your needs.

Get Connected Today

Secure reliable, ultra-low cost connectivity for your devices and alarms with our M2M & IoT SIM. Add to cart now and start enjoying peace of mind knowing your devices are always connected.

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£4.98 Exc. VAT £4.98 Exc. VAT

Voice and SMS SIM – 10 plan

Voice and SMS SIM - 10 plan

Voice and SMS SIM for UK, EU and selected countries

10 SMS and 10 minutes of calls per month for low use M2M and IoT applications.

Ideal for emergency dialers, alarms, sensors and devices with low SMS or Voice use each month

Includes SIM, 10 SMS and 10 voice minutes & 1MB of data. SMS and voice call SIM card with 10 SMS and 10 minutes of voice calls per month. Coverage in the UK and Europe on multiple networks. Selected countries outside of the EU also have coverage such as the USA and Australia. This means that you get the best of both worlds; a fixed cost per month and maximum network coverage. This 2G, 3G and 4G SIM is ideal for those M2M and IoT applications and devices that only use SMS and / or voice calls.

Roaming multi network Data SIM.
Un-steered so will allow the device to choose the most suitable network
2G, 3G and 4G.
£2.99 per month plus VAT
Works in UK, 28 EU countries and selected countries around the world. (see below)
Uses multiple networks to maximise connectivity and reduce loss of signal in black spots.
Great for low use SMS and voice devices.
Bundle will renew indefinitely until you cancel
Once inclusive allowances of SMS, voice and Data are used, overage is charged at the rates below. Allowance is reset the following month.
Subscription payable by credit card
No contract, cancel any time*
Standard (MFF2), Micro (MFF3) and Nano (MFF4) size on one SIM.
M2M phone number*
Online SIM management portal

Monthly subscription will be collected from the credit card used to buy the SIM. Minimum billing increment is 1kb and 1 minute and each minute thereafter for voice calls. Data overage charged at 10p per MB. SMS and voice overage charged at 10p per SMS and 10p per minute. Minimum 3 month commitment. 30 days notice required for cancellation. Any remaining period non refundable. M2M phone number is an Irish 353 number. Some networks may charge to call or send texts to this number. Check here for coverage and networks. Options 10 SMS and voice not enough? Check out our 20 and 50 Plans. Do you have a requirement for a large volume of SIMs or outside of the UK, the Eurozone, Sweden, Denmark, Australia, New Zealand and Canada? We can also set up payment by invoice subject to credit checks. We can also build a bespoke data bundle to suit your needs. Contact us with your requirements.

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£5.98 Exc. VAT £5.98 Exc. VAT

Voice and SMS SIM – 20 plan

Voice and SMS SIM - 20 plan

Voice and SMS SIM for UK, EU and selected additional countries

20 SMS and 20 minutes of calls per month for low use M2M and IoT applications.

Ideal for emergency dialers, alarms, sensors and devices with low SMS or Voice use each month

Includes SIM, 20 SMS and 20 voice minutes and 1MB of Data. SMS and voice SIM card with 20 SMS and 20 minutes of voice calls per month. Coverage in the UK and Europe on multiple networks. Selected countries outside of the EU also have coverage such as the USA and Australia. This means that you get the best of both worlds; a fixed cost per month and maximum network coverage. This 2G, 3G and 4G SIM is ideal for those M2M and IoT applications and devices that only use SMS and / or voice calls.

Roaming multi network Data SIM.
Un-steered so will allow the device to choose the most suitable network
2G, 3G and 4G.
£3.99 per month plus VAT
Works in UK, 28 EU countries and selected countries around the world. (see below)
Uses multiple networks to maximise connectivity and reduce loss of signal in black spots.
Great for low use SMS and voice devices.
Bundle will renew indefinitely until you cancel
Once inclusive allowances of SMS, voice and Data are used, overage is charged at the rates below. Allowance is reset the following month.
Subscription payable by credit card
No contract, cancel any time*
Standard (MFF2), Micro (MFF3) and Nano (MFF4) size on one SIM.
M2M phone number
Online SIM management portal

Monthly subscription will be collected from the credit card used to buy the SIM. Minimum billing increment is 1kb and 1 minute and each minute thereafter for voice calls. Data overage charged at 10p per MB. SMS and voice overage charged at 10p per SMS and 10p per minute. Minimum 3 month commitment. 30 days notice required for cancellation. Any remaining period non refundable. Check here for coverage and networks. Options* M2M phone number is an Irish 353 number. Some networks may charge to call or send texts to this number. 20 SMS and voice not enough or too much? Check out our 10 and 50 Plans. Do you have a requirement for a large volume of SIMs or outside of the UK, the Eurozone, Sweden, Denmark, Australia, New Zealand and Canada? We can also set up payment by invoice subject to credit checks. We can also build a bespoke data bundle to suit your needs. Contact us with your requirements.

Add to basket

£9.75 Exc. VAT £9.75 Exc. VAT

Voice and SMS SIM – 50 plan

Voice and SMS SIM - 50 plan

Voice and SMS SIM for UK, EU and selected additional countries

50 SMS and 50 minutes of calls per month for low use M2M and IoT applications.

Ideal for emergency dialers, alarms, sensors and devices with low SMS or Voice use each month

Includes SIM, 50 SMS and 50 voice minutes and 1MB of data. SMS and voice call SIM card with 50 SMS and 50 minutes of voice calls per month. Coverage in the UK and Europe on multiple networks. Selected countries outside of the EU also have coverage such as the USA and Australia. This means that you get the best of both worlds; a fixed cost per month and maximum network coverage. This 2G, 3G and 4G SIM is ideal for those M2M and IoT applications and devices that only use SMS and / or voice calls.

Roaming multi network Data SIM.
Un-steered so will allow the device to choose the most suitable network
2G, 3G and 4G.
£7.75 per month plus VAT
Works in UK, 28 EU countries and selected countries around the world. (see below)
Uses multiple networks to maximise connectivity and reduce loss of signal in black spots.
Great for low use SMS and voice devices.
Bundle will renew indefinitely until you cancel
Once inclusive allowances of SMS, voice and Data are used, overage is charged at the rates below. Allowance is reset the following month.
Subscription payable by credit card
No contract, cancel any time*
Standard (MFF2), Micro (MFF3) and Nano (MFF4) size on one SIM.
M2M phone number
Online SIM management portal

Monthly subscription will be collected from the credit card used to purchase the SIM. Data overage charged at 10p per MB. SMS and voice overage charged at 10p per SMS and 10p per minute. Minimum 3 month commitment. 30 days notice required for cancellation. Any remaining period non refundable. Check here for coverage and networks. Options* M2M phone number is an Irish 353 number. Some networks may charge to call or send texts to this number. 50 SMS and voice too much? Check out our 10 and 20 Plans. Do you have a requirement for a large volume of SIMs or outside of the UK, the Eurozone, Sweden, Denmark, Australia, New Zealand and Canada? We can also set up payment by invoice subject to credit checks. We can also build a bespoke pooled data bundle to suit your needs. Contact us with your requirements.

Add to basket

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Alarm SIM

Voice and SMS SIM – 10 plan

Voice and SMS SIM – 20 plan

Voice and SMS SIM – 50 plan

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