Metaswitch is Sipwise's top competitor. Metaswitch is a Private company that was founded in Enfield, England in 1981. Metaswitch operates in the Cloud Computing industry. Metaswitch has 612 more employees vs. Sipwise.
Sipwise VS NetSapiens
NetSapiens has been one of Sipwise's top competitors. NetSapiens is headquartered in La Jolla, California, and was founded in 2002. NetSapiens is in the Video Conferencing field. NetSapiens generates 441% the revenue of Sipwise.