@producer_ben
No problems here:-
https://help.nowtv.com/article/how-much-do-calls-cost
found as the top answer when entering ‘call tariff’ in the Now Help search box,
Perhaps if you quote the offending link you used, though, we might have a chance to see if our experience agrees with yours following that?
Set a Payment PIN on your account so that no-one but you can buy memberships on it.
Check your bank accounts monthly for any other unexpected payments to Now.
That way you can at least nip them in the bud, while you and Now figure out whose fault they are.
