Sat on the EE network, Plusnet mobile currently have a SIM-only deal on. It’s a 30-day rolling thing, so no big contract to sign off on, and it’ll drop 10GB per month for £10.
For your money you get unlimited calls and texts. It’s a full-on 4G Network and you get to use your allowance in over 40
Roam Like at Home destinations, including all of the EU.
For those conscious of hitting their limits, there’s a “Smart Cap” which locks down the monthly spend limit.
Head here for the offer.