Unlimited data, calls and texts SIM for just £20 a month. You’re free to leave at the end of the month: Commitment-free with no long contract. No annual price rises: You won’t be shocked with a higher bill at the end of the month. EU roaming up to 12GB included: Enjoy your EU travels without being hit with extra charges. Switch effortlessly: Keep your existing number, no need to remember a new one.