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A MiFi is a dedicated portable router running its own SIM; a phone hotspot shares your handset's data connection. Understanding the difference helps you choose the right setup for travel, home backup, or multi-device use.
16 Jun 2026 · 6 min read
Mobile broadband via 4G or 5G and fixed-line home broadband each suit different circumstances. Understanding the speed, data, cost, and reliability differences helps you make the right choice for your household.
16 Jun 2026 · 7 min read
Tethering turns your phone into a wireless router for other devices, but whether your mobile plan permits it—and on what terms—depends on your operator and contract.
16 Jun 2026 · 7 min read
Unlimited mobile data plans in the UK frequently carry fair use policies that can slow or cap usage above certain thresholds. Ofcom rules require operators to disclose these restrictions clearly.
16 Jun 2026 · 6 min read
Signal strength, spectrum band, network congestion, and device capability all shape the data speeds your phone delivers. Here is how each factor works and what you can check.
16 Jun 2026 · 7 min read
A femtocell is a small operator-supplied base station that creates a genuine 4G signal inside your home by routing cellular traffic over your broadband connection. This article explains how the technology works, which UK operators offer femtocells, and how to request one.
16 Jun 2026 · 7 min read
Poor indoor mobile signal is one of the most common complaints raised with Ofcom. Several legal options exist to improve coverage at home, from enabling WiFi calling to requesting a femtocell from your operator, without the risks that come with illegal signal boosters.
16 Jun 2026 · 7 min read
WiFi calling and VoIP apps both use the internet to carry voice, but they work in fundamentally different ways with different implications for call quality, reliability, and emergency access. Here is how they compare.
16 Jun 2026 · 6 min read
WiFi calling routes voice calls over a broadband connection rather than the cellular network, letting you make and receive calls in areas with poor mobile signal. This article explains how the technology works, which UK operators support it, and what to know about 999 calls.
16 Jun 2026 · 7 min read
Most mobile signal boosters sold online are illegal to use in the UK because they cause harmful interference with licensed spectrum. Ofcom has approved a narrow class of boosters and there are several legal alternatives.
16 Jun 2026 · 6 min read
The Shared Rural Network commits all four UK mobile operators to extend 4G coverage to 95% of the UK landmass. Here is what each operator is obligated to do, the timeline, and how Ofcom measures progress.
16 Jun 2026 · 6 min read
Ofcom's Connected Nations framework maps UK coverage gaps. Here is how to submit a not-spot report, what data strengthens a submission, and how reports feed into coverage obligation monitoring.
16 Jun 2026 · 6 min read
A mobile dead zone is an area where no operator provides usable voice or data coverage. Ofcom tracks these as 'not spots' and the Shared Rural Network programme is designed to eliminate the worst of them.
16 Jun 2026 · 6 min read
Scientific and regulatory bodies including the WHO, ICNIRP, and the UK Health Security Agency have reviewed the evidence on 5G and radiofrequency exposure. Their conclusions are consistent and clearly stated.
16 Jun 2026 · 8 min read
5G signals on the 3.5 GHz band face significantly greater indoor attenuation than the lower frequencies used for 4G. Understanding how different bands behave indoors explains why your phone may show 5G outside but not once you step through the front door.
16 Jun 2026 · 8 min read
Ofcom and the four main UK operators all publish 5G coverage maps, but they measure different things and use different methodologies. Knowing how to read them accurately can save confusion and wasted journeys.
16 Jun 2026 · 7 min read
Advertised 5G peak speeds can reach 1 Gbps or more, but Ofcom data consistently shows typical UK users receive a fraction of that. Here is why the gap exists and when 5G genuinely makes a difference.
16 Jun 2026 · 8 min read
5G is the fifth generation of mobile network technology, but its practical impact for most UK users in 2026 is more nuanced than the marketing suggests. Here is what Ofcom’s data and the technical standards actually show.
16 Jun 2026 · 7 min read
Data charges when roaming can accumulate rapidly if left unchecked. This article explains how mobile data roaming is priced, how to use your phone's built-in controls, and what protections Ofcom requires operators to provide.
16 Jun 2026 · 7 min read
International call charges on UK mobiles are not regulated the same way as domestic rates, and the cost structure varies considerably between plans and operators. Here is what you need to know.
16 Jun 2026 · 7 min read
Once you leave the EU and EEA, there is no regulatory cap on what UK operators charge for roaming. Here is how the charges work and how to keep costs under control.
16 Jun 2026 · 8 min read
UK mobile users travelling to EU countries face a varied landscape of roaming charges since Brexit ended automatic EU protections. This article explains what operators must disclose, how data caps work, and when a local SIM or eSIM makes more sense.
16 Jun 2026 · 7 min read
Since the UK left the EU single market, the protections that capped roaming charges in Europe no longer automatically apply to UK mobile customers. Here is what changed, what UK operators can now charge, and how to check your plan before travelling.
16 Jun 2026 · 7 min read
Ofcom rules give mobile customers a right to exit their contract without penalty when a provider applies a notifiable price rise. This article explains how the process works, timing rules, and what to do if your operator disputes your claim.
16 Jun 2026 · 7 min read
Longer mobile contracts usually mean lower monthly costs but higher exit fees and less flexibility if handsets or tariffs improve. Understanding how ETFs are calculated helps you compare the real cost of commitment.
16 Jun 2026 · 7 min read
Rolling monthly SIM contracts give you maximum flexibility, but the notice rules, cancellation process, and what you owe on exit are not always obvious. Here is how they work under UK consumer law.
16 Jun 2026 · 7 min read
A STAC code lets you leave your current mobile network and abandon your number — the right tool when you are not taking your number elsewhere. Ofcom requires providers to issue it within seconds by text.
16 Jun 2026 · 7 min read
Ofcom rules require your number to port to a new network within one working day of your PAC code being used. Here is exactly what happens at each stage and when your old SIM stops working.
16 Jun 2026 · 7 min read
A PAC code lets you keep your mobile number when you switch UK operators. You can get one instantly by texting PAC to 65075, and the port must complete within one working day.
16 Jun 2026 · 7 min read
A dual SIM phone can hold two active numbers simultaneously, whether via two physical SIM cards, or a physical SIM plus an eSIM. This article explains the configurations, use cases and how calls and data are managed.
16 Jun 2026 · 6 min readGet Kael Tripton in your Google feed
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