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iD Mobile Award Winning

99% iD Mobile coverage

iD Mobile Coverage

iD have you covered with 4G mobile coverage across 99% of the UK population. You can experience speedy 5G, powered by Three, the UK’s fastest 5G network (based on analysis by Ookla® of Speedtest Intelligence® data for H1 2021 - H2 2023)2.

This great coverage is available whatever plan you decide to get, from SIM contracts, to rolling monthly SIMs, to upgrade plans. If you’re looking to enjoy superfast 5G, please just ensure you pair your SIM plan with a 5G-ready handset1

iD Mobile Features

Best Network for roaming

All iD Mobile plans come packed with amazing features, as standard. You can enjoy 99% coverage and let’s not forget the UK’s fastest 5G2. You can also get more out of your plan with Data Rollover. This lets you roll any unused data to your next month’s allowance, at no extra charge.

Also, make the most of iD’s Roaming policy which was voted best network for roaming by trusted reviews readers3. Roam in 50 destinations worldwide. Browse, chat, text and stream just like you would at home, up to 30GB4. But the benefits don’t stop there, as you can get up to 3 months free Apple Music and Arcade with any phone or SIM plan.

iD SIM plans

iD SIM plans

iD Mobile offers 1, 12 and 24-month SIM only deals, with big data bundles. If you’re on a budget, check out plans for as little as £6 a month. And don’t forget, you’ll still have the benefits of 99% coverage, Data Rollover, Roaming, Bill Capping, and of course the UK’s fastest 5G2.

iD SIM only plans are also the recipient of a 'Which? Great Value' endorsement, which was awarded in April 2023. This means you can be sure of great value deals with these fantastic SIM plans.

Everything You Need to Know

Do more with the new iD Mobile app

Do more with the new iD Mobile app. Keep an eye on your bill, and control your iD Mobile account securely while you’re on the go, with real-time usage insights.

Easily manage add-ons and plan adjustments whenever you need to, all in one place. You can also avoid bill shocks by using Bill Capping to set a limit on your monthly spends, quickly and easily. Stay in control, and simplify your mobile experience with the iD Mobile app, available to download now from both the Google Play store, and the Apple App Store.

1iD 5G is available on selected 5G compatible phones only, as listed here.

2Based on analysis by Ookla® of Speedtest Intelligence® data for H1 2021 - H2 2023. Ookla trademarks used under license and reprinted with permission. Visit to find out more.

3Voted Best Network for Roaming by Trusted Reviews readers April 2023. Roaming comparison versus all UK networks offering for new subscribers across all plans April 2023.

430GB limit if your allowance is 30GB or more. Roaming subject to fair usage & open data policies.