Viper is an easy to use SIP Voice, Video & IM Softphone, Stay connected wherever you go. With Viper Enjoy HD quality Video and audio calling to your loved one’s at free of costs at anytime from anywhere. Keep in touch with your friends / family or even have chat together in a special occasions.
- In some of devices the messages wasn't work in background, in this build we have resolved this issue.
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://sg-res.9appsdownloading.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
