Onlyroot is very easy to use, has great support for multiple devices at once which can be confusing at first but as long you know what your doing it's not too hard to figure out. The price point could have been better if they did not charge so much per user/caller in some countries! Also having an android app would help more people get into using this system (currently there are no apps). We're able solve our video conferencing needs by being able to see each other from different parts of the world without paying huge amounts every month through traditional phone services or expensive landlines.