Latest News | callup

CALLUP, a provider of Value Added Services (VAS) and Mobile Device Management (MDM) solutions for the telecom industry, announced that…

Play (P4), the third largest mobile operator in Poland with more than 13.5 million subscribers has deployed CALLUP’s remote SIM…

CALLUP, a provider of Value Added Services (VAS) and Mobile Device Management (MDM) solutions for the telecom industry, has recently…