i4max i4max i4max is a mobile app for Android and other smartphones, offering a range of functionalities like VoIP Calls & SMSs, cross-OS Instant Messaging, automated Calling Card usage and much more from data enabled mobile phones (3G/4G or WiFi).
Features:
★VoIP Calls & SMSs via Wifi, 3G / 4G, edge or UMTS.
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.9appresource.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
