Mobile Phone Guides & Advice

Clear, practical guides and advice to help you understand mobile phone features, avoid common pitfalls, and choose with confidence.

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eSIMs Explained

Last reviewed: August 2026

An eSIM is a SIM card built into your phone rather than slotted into it. Most phones sold in the UK now support one, several networks let you activate a plan in minutes rather than waiting for post,...
Mid-Contract Price Rises Explained

Last reviewed: August 2026

Most UK mobile networks increase your monthly bill once a year, part way through your contract. The amount varies considerably between providers, and a few do not increase prices at all. This guide...
What Is a Good Data Allowance? How Much Mobile Data Do You Actually Need?

Last reviewed: August 2026

Choosing the right data allowance is one of the most practical decisions when picking a phone contract. Too little and you risk overage charges or reduced speeds. Too much and you are paying every m...
How to Keep Your Number When Switching Mobile Networks

Last reviewed: August 2026

Getting a new pay monthly phone does not mean losing your mobile number or risking unexpected charges. In the UK, you can switch networks, keep your number using a PAC code, or cancel your contract...

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