Not necessarily. iCallingPlus works over a WiFi or mobile network.
Yes. All of your paired Apple devices and iPhone will ring at the same time.
Yes. Voice calls made by the paired Apple devices will incur voice usage and be counted as voice minutes to be deducted from your subscribed service plan. Making and receiving calls will also incur data usage. If the paired Apple devices are connected to SmarTone’s mobile network, data usage will be deducted from the relevant subscribed service plan. If they are connected to other networks, please check with the relevant mobile operators regarding the data charges.
No. iCallingPlus does not support making and receiving calls outside Hong Kong.
Yes. You can make IDD calls with your Apple devices via 001 IDD and 1638 IDD services. Please click here for service details and subscription.