Very poor quality lines Used Zoiper android client. Sipgate quality excellent. Gloobovoip muffled and distorted. Sorry. Its completely unusable.
It's OK, but... Generally the app is ok, the rate is really good. Sometimes it works slowly when you try to start on it.
Io odio questo aplication I hate this application
Poor quality Call quality is very poor and annoying
Nice Optimum in calling rate.clear sound .but apps should have a bluetooth connection.pls need updates
Nice app Very very nice for calls
** Security & stability update
** New user interface
** Minor bugfix
** Fixed bug for Android 4.3 Jelly Bean 4.4 and KitKat
** New user interface redesign
** Improved stability and registration
** Correction of the audio quality and volume in WiFi/3G
** New function for sending text messages
** Five languages available : English, Italian, German, French, and Spanish
** Performance improvements and bug fixing