The latest update of Zoiper IAX SIP VOIP Softphone was released on Nov 1, 2019 and the app was downloaded by over 1M users. This application has been rated 4.5 on Google Play. A number of users installed Zoiper IAX SIP VOIP Softphone on their Samsung and LG devices.
As users see it, the app boasts such strong sides as the good UI, great functionality, good performance, battery optimization and great support. According to the users’ feedback, you can notice connectivity issues and annoying ads among the disadvantages of this application.