Speedflow's Calling Card Platform is an all-in-one solution that enables VoIP operators to offer top-quality and efficient long-distance and international calls. VoIP services can be provided through a single software solution as no physical gateways are required. With integrated billing, Speedflow takes the hassle out of being a provider while ensuring accuracy. Supporting PIN and PIN-less business, bulk user and top-up code generation, the platform allows you to capitalise on emerging trends.