Netsipp is a FREE softphone app which allows users to make and receive voice calls through their business or residential SIP accounts on any iPhone device (iOS 10.0 or later) from anywhere in the world, via either cellular data or WiFi.
Key Features & Technical Specifications:
• Supports G.711µ/a, GSM Codecs
• SIP-based softphone
• Requires iOS 10.0 or later
• Can be used over Wi-Fi, 3G or 4G
• Supports max 4 SIP accounts
• Native integration with mobile devices including contacts and call history.
• Powerful NAT traversal options including automatic NAT discovery, STUN and UPnP
• Users can view info of Incoming & Outgoing calls and missed calls in call history
• Telephony Features: Hold, mute, transfer (only for Netsantral), call waiting, call history