The UK has the world's cheapest unlimited data plan — at £6.66/month, Three's 5G offer is too affordable to miss

The best SIM plan on the market right now (and in the world, I'd wager) remains an obscure offer that has actually been around for some time - Three's unlimited data SIM available from Amazon via Scancom. With physical SIM or eSIM.

For just £6.66 a month, you'll get unlimited data at 5G speed. Its web-exclusive unlimited data package costs a mere £79.99 until 30th of November 2027. That’s a shockingly low £0.20 per day and a chunky 60% off…