These discounts only apply to phones, tablets and SIM only plans that aren't already on offer. Refurbished devices are also eligible. For more information, see our terms and conditions. Cannot be used in conjunction with any other offer. During your minimum period, each year on the 1 April, your monthly plan charge will increase by £1.80 annually. From the 1 April 2026, your plan will charge at £21.60 per month, then £23.40 per month on 1st of April 2027.