OTG GROUP CORP

Rated 3.49(39) — OTG GROUP CORP

Call44 Mobile VoIP dialer designed for our VoIP customers, Enabling them to conduct low cost international calls, OTG was keen to provide this App enabling the user to use it over WiFi, 2G, 3G and LTE.To get ready to use this App, all what you need is...

Rated 3.67(3) — OTG GROUP CORP

A great free calling card APP to easily manage and use it with your PinLess calling card or your regular calling card using any service provider, this is a free and unlimited long distance calling card tool, you can setup your own service provider in...

Rated 5.00(3) — OTG GROUP CORP

Low to zero cost international and national calling & instant messaging; Call44 allows you to make low cost and free app to app calls to national and/or international destinations. Named one of the best Android VoIP solution; save on your mobile phone...