it called 02 treats but you have to be useing 02 payg sims for 6 months & topup at least once as first anyone could do it cause 02 computer were new to it sometime it still work but not a lot or it will take £7.99 if you got it so try do it with a payg sim older than 6 months if not sure go to 02 home page & look for 02 treats |