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1pMobile SIM only deals

1pMobile is ideal for users seeking ultra-flexible, low-cost PAYG access—especially those with light usage or second devices. It offers the simplicity of 1p-per-unit pricing, optional data Boost plans with unlimited voice/text, and EE-level coverage. However, its 60-day minimum top-up requirement can be restrictive for infrequent users, and MVNO access means some EE customer features aren’t available.

Which network does 1pMobile run on?

1pMobile is a virtual network (MVNO) that uses the EE network, so you get EE's coverage and 4G across most of the UK.

As an MVNO it piggybacks on EE's masts, but a few EE-specific extras and perks aren't available to 1pMobile customers.

How does 1pMobile's 1p-per-unit pay-as-you-go pricing work?

On the standard rate you pay just 1p per minute, per text and per MB of data, which makes 1pMobile great value for light or occasional users and second devices.

You do need to top up at least once every 60 days to keep your account active, and if you use more data regularly an optional Boost bundle with unlimited calls and texts can work out cheaper.

Our top pick
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Unlimited speed

1pMobile Unlimited Data 1-month SIM

Data
Unlimited
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£25per month
Prepay/PAYG SIM card with Unlimited UK data, calls and texts. First SIM £25 then add additional SIMs for your family @ just £12.50 each.
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Unlimited speed

1pMobile Unlimited Data 1-month SIM

Data
Unlimited
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£25per month
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Unlimited speed

1pMobile 200GB 1-month SIM

Data
200 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£20per month
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Unlimited speed

1pMobile 150GB 1-month SIM

Data
150 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£17.50per month
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Unlimited speed

1pMobile 100GB 1-month SIM

Data
100 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£15per month
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Unlimited speed

1pMobile 75GB 1-month SIM

Data
75 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£12.50per month
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Unlimited speed

1pMobile 50GB 1-month SIM

Data
50 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£10per month
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Unlimited speed

1pMobile 10GB 1-month SIM

Data
10 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£8per month
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Unlimited speed

1pMobile 5GB 1-month SIM

Data
5 GB
(Unlimited speed included)
Allowances
Unlimited minutes
Unlimited texts
Contract
1 month
Price
£5per month
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1pMobile is one of a growing number of budget-focused SIM-only brands competing for cost-conscious switchers, typically running its service over the infrastructure of one of the UK's larger mobile networks rather than operating its own masts. For anyone whose main priority is keeping their monthly mobile bill as low as possible, brands like 1pMobile are worth comparing directly against the household names.

1. How budget SIM brands like 1pMobile work

Rather than building expensive physical network infrastructure, budget SIM-only providers typically strike a wholesale deal with one of the major UK networks, then sell service under their own brand, often with a leaner cost base and less marketing spend than the networks they run on top of. This lets them frequently undercut the big names on price for broadly similar coverage, provided the underlying network performs well in your area.

2. What to check before switching to a budget SIM brand

  • Which network the SIM actually runs on, since this determines your real-world coverage regardless of the brand name on the SIM.
  • Data allowance and price, comparing directly against other budget names such as giffgaff and Lebara.
  • Contract length options, since budget brands often offer both 30-day rolling and longer-term deals.
  • Customer support model, since smaller brands sometimes rely more heavily on online or community-based support rather than a large call centre.

3. Is a budget SIM brand right for you?

Budget SIM-only brands tend to suit switchers who mainly want low-cost calls, texts and data without extensive extras, and who are comfortable managing their account primarily online. If you specifically need in-person support, or want a wider range of premium add-ons like international roaming bundles, it's worth comparing against a bigger network name or an international-calling specialist such as Lycamobile.

4. Comparing 1pMobile against other budget SIMs

The cheapest budget SIM changes over time as providers adjust pricing and data allowances, so it's worth comparing 1pMobile's live rates directly against similar budget brands rather than assuming any single name is consistently the cheapest.

5. Frequently asked questions

Does 1pMobile have its own network?
No, budget SIM-only brands like 1pMobile typically run over the infrastructure of one of the UK's established mobile networks rather than operating their own masts.

Is 1pMobile good for coverage?
Coverage depends on the underlying network it uses, so check that network's coverage in your specific area rather than assuming it matches every other budget brand.

Can I keep my existing number if I switch to 1pMobile?
Yes, you can transfer your existing number to any new UK provider using a PAC code, which your current network must provide free of charge on request.

Is 1pMobile suitable for international calling?
Budget SIM brands vary in how competitive their international rates are. If calling abroad is a priority, compare specifically against providers like Lebara or Lycamobile, which focus more heavily on this.

6. Conclusion

1pMobile represents the growing budget end of the UK SIM-only market, offering competitive pricing by running over an established network's infrastructure. Compare its live data allowances and pricing directly against other budget brands to find the best value for your usage.