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Communication & VoIP

Unite Phone

Business VoIP Softphone

CallKit Integration

PushKit (VoIP Push)

Native Contact Sync

Call-Quality Monitoring

2025
Year
Premium

Premium Features

With the advanced features this project offers, users have complete control.

CallKit Integration

PushKit (VoIP Push)

Native Contact Sync

Call-Quality Monitoring

Poor-Network Fallback

Universal Links / Deep Links

App-Wide Logging

Crash Monitoring

About the Project

Unite Phone is the business VoIP softphone of VOIPZeker, which serves 15,000+ businesses. As Mobile Engineer (React Native) I resolved 100+ bugs across iOS and Android, including device- and hardware-specific VoIP audio issues, and kept every release 99%+ crash-free.

I led a full UI/UX redesign and shipped features driven by product-owner requests and customer feedback in an Agile team (Jira, GitHub).

I integrated CallKit and PushKit (VoIP push), so calls appear in iOS Recents and tapping an entry relaunches the app and starts the call. I also added native contact sync, call-quality monitoring with fallback on poor networks, a Universal Links / deep-link system and app-wide logging with crash monitoring.

Tech Stack

Technologies Used

React NativeTypeScriptCallKitPushKitVoIPUniversal Links