18 month contract
Unlimited data
Get your free SIM
the next day
Order your free giffgaff SIM before 5.00pm for next day delivery. It's just that simple.
Change your plan anytime
If things change and you want to spend less next month, swap to another plan that suits you.
Powered by O2
We’re powered by the O2 network. So you’ve got 4G and 5G at your fingertips.
Keep your number
When you switch to us, you can keep your existing number, no hassle or fuss.
FAQs
What does unlimited data SIM mean?
What does unlimited data SIM mean?
Simply, this plan comes with unlimited UK data, calls and texts. Meaning there isn’t a specific amount of data you’re limited to.
How does the Unlimited data contract work at giffgaff?
How does the Unlimited data contract work at giffgaff?
Our SIM only flexible contracts offer members our best value plans. If you commit to sticking with us for longer you'll get the most data for your money.
You can switch your contract plan up or down whenever you need, without affecting your contract length.
What’s the benefit of an unlimited data contract?
What’s the benefit of an unlimited data contract?
This SIM only contract plan has unlimited data, meaning you can surf the web, post on social media, game and stream all the movies or music you’d like, all without the fear of running out of data. You’ll be able to use as much data as you need at any time. Subject to our fair usage policy.
It could take up to 72 hours for the offer to be added to your account if you’re an existing member.
Will there be any credit checks on a giffgaff contract?
Will there be any credit checks on a giffgaff contract?
We like to make things easy for you, so in most cases, we won’t be doing any credit checks.
We'll only carry out a credit check if you buy a phone on a contract with a loan.
How long do giffgaff contracts last?
How long do giffgaff contracts last?
Right now we’re offering members the opportunity to stick with us for 18 months. But we might shake things up in the future with different contract lengths for you to choose from.