Versatile Cloud Softphone Solution with PortaPhone Apps

A softphone is a software-based phone application that enables VoIP calls over the internet using any device — smartphone, tablet, or computer — instead of traditional phone hardware. PortaPhone is a carrier-grade softphone solution from WebTrit that works on mobile and web using WebRTC technology. It integrates directly with PortaSwitch using native APIs for seamless voice calling.

A white-label softphone app lets you brand the VoIP application as your own across all devices. This includes a custom name, logo, and color scheme for your mobile VoIP app. You can publish your branded softphone to the App Store or Google Play under your account, and launch your VoIP service fast without high development costs.

OTT VoIP services using softphone apps offer lower calling rates, especially for international calls, without costly mobile infrastructure. Your VoIP softphone can target underserved regions, provide better call quality with WebRTC technology, and integrate with existing VoIP billing systems. This mobile VoIP approach lets you extend your customer base without traditional telecom hardware costs.

Yes, this VoIP softphone works on both Android and iOS mobile devices, plus web browsers. The mobile softphone app provides consistent VoIP calling experiences across platforms with push notifications, and WebRTC technology.

This carrier-grade softphone supports seamless auto-provisioning and integrates with VoIP billing platforms through native APIs. PortaPhone registers with PortaSwitch via standard SIP registration, just like any softphone. The billing and call management are handled by the PBX system (PortaSwitch) — the softphone simply makes and receives calls while PortaSwitch manages all the billing, routing, and policy controls behind the scenes.

Yes. A well-designed VoIP softphone keeps users engaged across devices with cloud PBX features. PortaPhone can integrate self-care functionality like account balance viewing, promotions, and account management through embedded web pages within the app. This helps maintain customer engagement and reduces support calls, improving retention rates.

Yes, this business softphone uses secure authentication with SMS or email verification and one-time passwords to prevent service abuse. The VoIP app uses WebRTC technology for secure media transmission and provides push notifications for incoming calls. Enterprise features like call recording and corporate directory access are handled by the PBX system (PortaSwitch).

You can explore PortaPhone through multiple resources: watch our video demonstrations showing real-time use cases across desktop, laptop, and mobile devices. These webinars demonstrate exactly how the softphone works and how your end-users stay connected from anywhere.

Want to try it yourself? Start a trial through the Add-on Mart to experience PortaPhone’s features firsthand. The trial includes 100 concurrent calls at no charge, so you can test both audio and video calling across all platforms.