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Unlimited Data SIM Deals

Never worry about running out of data again. Our unlimited data SIM deals give you complete freedom to stream, game, and browse without restrictions. All plans include 5G where available and come with no long-term contracts.

Why Choose Unlimited Data SIM Deals?

Stream HD video without buffering
Perfect for heavy data users and gaming
Tethering and hotspot included
5G speeds where available
No data caps or throttling
Use your phone as home broadband

Current Unlimited Data SIM Deals

Best Overall
Smarty

Unlimited Data – £10/month

£10/month

30-day rolling · No contract

  • Unlimited data, calls & texts
  • 5G included at no extra cost
  • EU roaming included
View Deal on Smarty

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Frequently Asked Questions

About Unlimited Data SIM Deals

Compare unlimited data SIM-only deals from UK networks. Stream, browse, and download without limits. 5G included, no contract required.

We compare deals from all major UK networks daily to ensure you're always seeing the best current offers. All plans are SIM-only with no long-term contracts, giving you the flexibility to switch whenever you find a better deal.

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