Apple now allows users in Taiwan and Switzerland to pay for apps through their phone bills

Apple is quietly adding more modes of payment for iTunes, to cater to users who don't have or don't want to add a credit card to their accounts. On Tuesday, it started allowing users in Taiwan and Switzerland to pay for their apps, books and music through their phone carrier. So far, only Far EasTone users in Taiwan will get the option. Apple hasn't announced which telco it's tied up with in Switzerland, but it's likely to be Swisscom, which has previously launched carrier billing with Apple com