Android Twin Dialer

Android Twin Dialer – VoIP & Calling Card App in One

Smart Calling Solution for Modern Communication

Enhance your telecom business with our powerful iPhone Twin Dialer, designed to combine VoIP calling and Calling Card functionality in a single, user-friendly application. This dual-mode dialer allows users to switch seamlessly between internet-based VoIP calls and traditional calling card routes, ensuring uninterrupted communication and cost efficiency.

Whether your users prefer data-driven calls or GSM-based dialing, our twin dialer provides flexibility, reliability, and superior call quality—all in one app.

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Key Features

 

Dual Calling Mode (VoIP + Calling Card)

Switch between VoIP and calling card routes effortlessly.

User-Friendly Interface

Clean, intuitive design optimized for Android users.

Push Notifications for Calls & Alerts

Get real-time updates for incoming calls and account alerts.

Global Calling Support

Connect worldwide with high-quality voice routes.

Support any Softswitch

Compatible with leading VoIP platforms like Class 5 Softswitch.

Call Logs & Balance

Track usage, call history, and account balance easily.

How It Works

The Android Twin Dialer intelligently selects the best calling method based on user preference:

  • VoIP Mode: Calls are placed over the internet (WiFi/4G/5G)
  • Calling Card Mode: Calls are routed through GSM using access numbers

This hybrid approach ensures maximum connectivity, even in low internet conditions.

Who Can Use This Solution?

  • VoIP Service Providers
  • Telecom Operators
  • Calling Card Businesses
  • Wholesale & Retail VoIP Companies
  • Entrepreneurs launching VoIP apps
iphone twin dialer
  • Designed to provide mobile friendly calling experiences
  • One platform for PINless calling card dialing & Mobile VoIP dialing
  • Direct integration with mobile address book
  • Supports all the latest versions of Android OS
  • No hassle of remembering Access Number, PIN Number & Destination Number
  • Remaining Balance Display, Call Rate display
  • Recent Call History
  • In-app registration for new users using their mobile no. (similar to Whatsapp)
  • In-app DID purchase and auto assign in user account
  • In-app recharge using Paypal and Credit card
  • Top-up using voucher
  • NAT/Firewall support
  • STUN server Support
  • Codecs supported:g729, g711,GSM,g722,iLBC
  • Registration Timeout
  • Acoustic Echo Cancellation
  • Packet Lost Concealment (PLC)
  • Comfort Noise Generator (CNG)
  • Complete customization for service providers for branding purpose, and many more.
  • Unlimited user license