Best SkyDuo alternatives: apps like SkyDuo - Video Calling & Chat

10+ similar apps compared and reviewed

4.3 avg rating
10 free apps
Updated November 2026

Whether you want more options like SkyDuo or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to SkyDuo

Duo Phone Number - 2nd Line#1

Duo Phone Number - 2nd Line by JUSI PTE.LTD.

Sideline for private call &sms
Editor's Choice
🌐 Social Networking
4.6😞(384 ratings)
FreeAdsIn-App Purchases
Duo Phone Number - 2nd Line screenshot 1
Duo Phone Number - 2nd Line screenshot 2
Duo Phone Number - 2nd Line screenshot 3
Duo Phone Number - 2nd Line screenshot 4
Duo Phone Number - 2nd Line screenshot 5
Duo Phone Number - 2nd Line screenshot 6

This app provides a private second phone number for calls and texts, allowing you to separate personal and work communications. It offers global calling and texting capabilities with various credit plans and an optional premium subscription for an ad-free experience.

What We Love

  • 👍 User-friendly interface
  • 💬 Messaging and calling functionality
  • 🎁 Free trial availability
  • ⭐ Positive user experience for some users

Room to Improve

  • 💰 Expensive pricing and hidden charges
  • 🐛 Messages and verification codes not received
  • 📵 Non-functional phone numbers
  • 🚫 Deceptive billing practices
  • 😤 Poor customer service and refund issues
  • 📱 App crashes and freezes
  • 🎯 Misleading free trial terms
  • ⚠️ Fake or already-used numbers
  • 💸 Double charging for services
4.4😞(948 ratings)
FreeAdsIn-App Purchases
Insta Caller - Calls & Texting screenshot 1
Insta Caller - Calls & Texting screenshot 2
Insta Caller - Calls & Texting screenshot 3
Insta Caller - Calls & Texting screenshot 4
Insta Caller - Calls & Texting screenshot 5

This app provides a secondary phone number for enhanced privacy, allowing you to separate personal and professional communications. It enables high-definition, stable calls and texts to over 100 countries worldwide without needing a physical SIM card.

What We Love

  • ⭐ Awesome app
  • 🙌 Great free texting and calling
  • 💰 Saves money on communication costs
  • 📱 Useful for having a second number

Room to Improve

  • 💰 Excessive charges and in-app purchases
  • 🚫 Incoming calls and SMS don't work
  • 🐛 Buggy and unreliable
  • 🤔 Questionable business practices
Second Line Calling/Texting#3

Second Line Calling/Texting by BinaryPattern

Add a 2nd phone number
Worth Considering
🌐 Social Networking
4.2😐(2.2K ratings)
FreeIn-App Purchases
Second Line Calling/Texting screenshot 1
Second Line Calling/Texting screenshot 2
Second Line Calling/Texting screenshot 3
Second Line Calling/Texting screenshot 4
Second Line Calling/Texting screenshot 5

Add a second phone number to your device for private texting and calling. Protect your personal number from spam and unwanted calls when dating, selling online, or for any project. Easily manage multiple numbers and contacts within the app.

What We Love

  • 👍 Easy and convenient
  • 🚀 Fast setup
  • 🔒 Flexible and secure
  • 💰 Good value for money
  • 📱 User-friendly interface

Room to Improve

  • 🐛 Occasional technical issues
  • 🔍 Limited customer support
  • 💸 Expensive premium plans
  • 🔌 Unreliable call/text functionality

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4
Text ON: Call Now Second Phone
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Enhance your video calls with AI-powered filters, beautification tools, and virtual backgrounds. Enjoy crystal-clear, secure communication with features like screen sharing and file transfer. Connect with friends and colleagues in a more engaging and professional way.

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Second Phone Number - NumberX
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This app provides a secondary phone number on your existing device, allowing you to separate personal and professional communications. Enjoy full calling and texting capabilities with customizable caller ID and enhanced privacy.

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This app provides a private second phone number for calls and texts, protecting your personal number. It offers cheap international calling and SMS, with options for US or Canada numbers. Enjoy VoIP calling over WiFi or cellular data without using cell minutes.

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Enhance your calls with personalized video introductions and clear intentions before you even connect. This app offers AI-powered missed call responses and real-time voice translation, making communication more human and expressive.

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