Smarty is a SIM-only mobile network running on Three’s UK network, with 99% 4G/5G coverage and no annual contracts. Plans roll monthly, from light 5GB bundles right up to unlimited data, making Smarty a great fit for switchers who want flexibility, students on a budget, and anyone fed up with overpaying on a traditional contract. EU roaming is included as standard, with no credit check to join.
priced from £17 on your next Smarty SIM with our code. Smarty runs flexible, SIM-only mobile data plans on Three’s 4G and 5G network, with no credit checks and no long contracts tying you down.
Click through, reveal the code, and apply your saving straight at Smarty’s checkout.
from £17 a Smarty SIM-only plan means your first month (or more) effectively costs less straight away, with no credit check and no long-term commitment to worry about.
Anyone can use this Smarty discount code – new customers switching to a SIM-only plan, and existing Smarty customers picking up a new plan. No credit check and no membership scheme to join.
It takes from £17 the price of an eligible Smarty SIM-only mobile plan when you enter it at checkout.
No. Smarty doesn’t run credit checks, so this discount code is open to new customers regardless of credit history.
No. Smarty plans run on a 30-day rolling basis, so you can use the discount code and still cancel or switch plans monthly.
There’s no end date on this offer at the moment, so you can use it now with confidence.
Smarty doesn’t run a dedicated NHS scheme for this particular offer, but NHS staff and blue light card holders can still use this from £17 code like any other customer. If you’re after more NHS-specific Smarty deals, check our full Smarty discount codes page.
There’s no membership needed to use our code – it’s open to everyone. Students can separately verify with Student Beans for their own Smarty student SIM discount, but this particular £17 code doesn’t require any verification at all.
