Which multi-network SIM do you need?
| If you need | Choose | Network | Plans (per month) |
|---|---|---|---|
| Light data use with roaming in the USA as well as the EU | 10GB Data SIM, UK, EU & USA | Multi-network in the UK, EU and USA | 24 months £29.9912 months £35.003 months £39.99 |
| Light data use in the UK with EU roaming included | 10GB Multi-Network UK SIM | Three, Vodafone, O2, plus EU roaming | 24 months £29.9912 months £34.003 months £37.99 |
| Regular UK data use with free EU roaming | 20GB Multi-Network SIM | Multiple UK networks, plus EU roaming | 24 months £69.0012 months £75.003 months £85.00 |
| Regular travel to the EU and USA without roaming charges | 20GB 5G Roaming SIM, UK, EU & USA | Multi-network in the UK, EU and USA | 24 months £75.9912 months £79.993 months £85.99 |
| Heavy data use across the UK, EU and USA | 40GB 5G Data SIM, UK, EU & USA | Multi-network in the UK, EU and USA | 24 months £140.0012 months £165.003 months £179.99 |
| IoT devices deployed across North America | 10GB North America IoT SIM | Multi-carrier across North America | 24 months £150.9912 months £169.993 months £175.00 |
| IoT and business devices in the Middle East and Africa | 10GB Middle East & Africa 5G SIM | Multi-network across the Middle East and Africa | 24 months £165.9912 months £169.993 months £185.00 |
Plans are available on 24, 12 or 3 month terms, and the 24-month term has the lowest monthly price. All prices exclude VAT and delivery.
How a multi-network SIM works
A standard SIM stays on one network, so if that network is weak or down where your device sits, you lose the connection. A multi-network SIM can use several networks. It connects to the strongest one available and moves to another if the signal drops. You don't need to swap SIMs or sign up with more than one provider.
What businesses use a multi-network SIM for
- 4G and 5G routers Keep a site office, shop or home office online when one network has poor coverage.
- Backup internet Run a failover line that is less likely to go down at the same time as your main connection.
- Vehicles and trackers Stay connected while moving between areas where different networks are strongest.
- Remote and rural sites Farms, construction sites and events where one network rarely reaches every corner.
- Staff who travel Use the same data SIM in the UK and abroad on plans with EU or USA roaming.
- IoT devices abroad Connect equipment in North America, or the Middle East and Africa, on one SIM.
Multi-network or single network?
A single-network SIM is often cheaper and works well if you have checked coverage at the site and it is strong. Choose multi-network when coverage varies, when the device moves, or when losing the connection costs you money. If you need to reach the device on the same address every time, choose a fixed IP SIM, which also comes in multi-network versions. For unlimited data on one network, see unlimited 5G data SIMs.
How setup works
- Pick a plan and contract length, then place your order.
- We send the SIM with its APN details.
- Insert the SIM into your router, tablet, laptop or device and enter the APN settings if asked.
- The SIM connects to the strongest available network on its own.
Multi-network SIMs are part of our wider range of IoT and M2M SIM cards.
GleeSim Connect has supplied business connectivity since 2006 and is based in Livingston, Scotland, supporting customers across the UK. Not sure which plan fits? Contact our team or read our SIM and connectivity FAQs.
Multi-network SIM FAQs
What is a multi-network SIM?
A multi-network SIM is a SIM that can connect to more than one mobile network. It picks the strongest signal available and switches if that network drops, so your device stays online more of the time.
Is a multi-network SIM the same as a multi-carrier SIM?
Yes. Multi-network and multi-carrier SIM mean the same thing: one SIM that can use several mobile networks.
Will a multi-network SIM work where no network has signal?
No. It can only use networks that reach your location. It helps where one network is weak and another is strong, not where there is no coverage at all.
Can I use a multi-network SIM abroad?
Some plans include roaming. Depending on the plan, that covers the EU, the USA, North America, or the Middle East and Africa. Check the table above and each plan's coverage before you travel.
Will a multi-network SIM work in my router?
It works in any unlocked 4G or 5G router, tablet, laptop or IoT device that accepts a standard SIM and lets you enter APN settings. The device must support 5G for 5G speeds.