Did you know that around 3 billion people use VoIP-based calling apps daily? These apps have revolutionized the entire concept of communication by providing free WiFi calls and crystal-clear overseas voice calls at a fraction of the cost.

If you’re still using traditional phone lines and expensive international call rates, then it’s time to upgrade yourself! 📈

This guide will help how to set up an international calling app. With this tutorial, you’ll start saving money while enjoying seamless, high-quality calls.📞

🔑Key Highlights
  • International calling apps use the internet to call to avoid expensive carrier charges.
  • When choosing an app, you should check call quality, pricing, global coverage, ease of use, security, and internet reliability.
  • Setting up an app is simple you just have to download the app, sign up, sync contacts, and add credits (if needed).
  • Some popular international calling apps are WhatsApp, Google Voice, and Dialaxy.
  • You can make free international calls using WiFi calling apps, VoIP services, Google Voice,
  • Dialaxy stands out for its global access to calls, business-friendly features, and customer support.

What are International Calling Apps?

What are International Calling Apps?

An international calling app is a mobile app that makes international phone calls through the internet. These apps bypass the traditional phone networks and offer cheaper rates using technologies like VoIP or WiFi calling, some completely free at times.

Using these apps, you will use your phone’s internet connectivity to dial international numbers and avoid long-distance plans and heavy international calling charges.

International calling apps allow you to make worldwide calls using mobile data or WiFi, providing a cost-effective and convenient way to stay connected globally.

Top 6 Factors to Consider When Setting Up an App

The decision on which application to install has to be made by the proper balance between requirements as basic as clear calling, fair fees, and global access and those more practical considerations such as ease of use and security.

Here are a few important factors you need to know when setting up an application:

Top 6 Factors to Consider When Setting Up an App

1. Quality of the Call

Put priority on apps incorporating HD voice, noise cancellation, and very low latency. Quality can affect communication, especially on international calls.

2. Price Structure

Choose models such as pay-as-you-go or monthly fees and check the countries you are targeting for pricing products; make sure that there are not any hidden fees.

3. Availability

Confirm worldwide coverage with respect to support for some regions or countries. Some apps do great in niche markets (for example, UAE-focused apps like Cybtel).

4. Ease of Use and Setup

Choose applications that are user-friendly and easy to onboard. Avoid stuffed-up designs as they delay usability.

5. Internet Connectivity

Ensure the app works reliably on Wi-Fi and mobile data with minimal bandwidth requirements. Apps like Slickcall leverage VoIP for stable calls.

6. Security

Demand that all calls and personal information be protected using end-to-end encryption and data protection protocols.

How to Set Up an International Calling App?

This process to set up an international calling app is easy and straightforward. It can be completed in a few easy steps, allowing you to start making cost-effective calls right away.

Step 1: Choose Your App

Decide which app suits your needs:

  • Free calls: WhatsApp, Facebook Messenger (app-to-app).
  • Affordable calls to landlines/mobiles: Rebtel, Skype, Dialaxy.
  • Best call quality: Zoom, Google Meet, Dialaxy.

📝Ensure the app supports calling to your desired country or region.

Step 2: Download and Install the App

  • Open your device’s app store (Google Play for Android or App Store for iPhone).
  • Search for the app (e.g., “Dialaxy”) and tap Install or Download.

Step 3: Grant Permissions

  • Allow the app to access your microphone, contacts, and notifications when prompted.

Step 4: Create an Account

  • Open the app and sign up using your email address or phone number.
  • Some apps may require verification via a code sent to your phone or email.

Step 5: Add Contacts

  • Sync your phone’s contact list with the app (if supported).
  • Alternatively, manually add international numbers with the correct dialing codes (e.g., +49 for Germany and +44 for the UK).

Step 6: Buy Credits or Select a Plan (If Needed)

  • To buy paid apps, you can use a credit card, PayPal, or sometimes cryptocurrency.

Step 7: Test Your First Call

  • Make a short call to check the call quality and connection stability.
  • Use WiFi for better performance and to avoid mobile data charges.

Step 8: Troubleshoot Issues (If Necessary)

If call quality is poor or calls drop:

  • Switch between WiFi and mobile data to find a stable connection.
  • Check app settings for network optimization features or contact support if needed.
Check this Out: Best International Calling App: In-Depth Review

Best International Phone Call Apps

Choosing the right app for international calls can be tricky. Here’s a look at some of the best options, highlighting their features and benefits to help you pick the one that suits your needs.

App Name Best Category Features
Dialaxy Best All-Rounder Combines VoIP affordability with traditional call reliability. Offers virtual numbers in 100+ countries and 24/7 support. Ideal for frequent callers.
WhatsApp Best Free App-to-App Free voice and video calls to other WhatsApp users globally. Simple and widely used for personal communication.
Rebtel Best Pay-as-You-Go Uses local lines and VoIP for reliable calls without internet. Affordable rates (e.g., $0.02/min to UK/Mexico).
Google Voice Best for U.S. Users Free U.S. number for domestic/international calls, voicemail transcription, and seamless integration with Google services.
Zoom Best for Group Calls High-quality video conferencing with screen sharing and recording. Free tier available for personal use.
Skype Best for Traditional Calls Low rates for landline/mobile calls and cross-device compatibility.
Viber Best for Budget Users Free app-to-app calls and affordable landline rates.

Why is Dialaxy the Best Choice for International Calls?

Dialaxy stands out as the best choice for international calling due to its robust features and tailored solutions. It offers crystal-clear calls, seamless integrations, and advanced call management, making it ideal for both personal and professional use.

1. Rich Feature Set

Dialaxy offers lots of innovative features and calling options. They offer Call Recording, Call Forwarding, Global Calling, Call Queueing, Concurrent Calls, and many more.

These are useful for companies as they enhance communication effectiveness and customer service capabilities.

2. Global Reach and Accessibility

Dialaxy offers crystal-clear calls to over 100 countries are provided by Dialaxy, making it ideal for business communication as well as personal use.

Its pricing models are cost-effective and provide significant cost savings compared to traditional phone systems.

3. Ease of Integration and Versatility

Dialaxy is easily integrated with popular applications like Slack and Salesforce and simplifies business procedures while maximizing productivity.

The users can smoothly switch between devices, offering seamless communication on all platforms.

4. Cloud-Based Platform

As a cloud-based phone system, Dialaxy offers virtual numbers, easy call routing, and scalability, making it an economical yet user-friendly option for companies wanting to grow on a global scale.

5. Enterprise-Grade Reliability

Dialaxy strikes the perfect balance of price and first-class performance. Though affordable, it offers business-class reliability so that every call is interference-free and crystal clear.

Such reliability is a must for businesses and professionals who need uninterrupted communication in order to build trust, close deals, and offer first-class customer service.

With Dialaxy, you do not have to compromise on quality for the price, as you’ll get both. it is a worthy investment for anyone who wants professional-grade communication.

6. User-Friendly Interface

Dialaxy offers an easy-to-use and intuitive interface. It allows enterprises to easily implement their call center and manage their communications with a lot of ease.

The effortless design allows business organizations to focus on customer services without being bothered by technical matters.

7. 24/7 Customer Care:

Dialaxy offers 24/7 customer support, giving businesses the opportunity to get help whenever they really need it. Thanks to ongoing support, companies can finish their tasks without worrying about running out of help.

How to Call International For Free?

As we explore ways to make international calls for free, it’s also important to consider the reliability and quality of these calls.

It is necessary to ensure that your communications are clear and uninterrupted, which makes them ideal for both personal and professional use.

I. WiFi Calling

Wi-Fi Calling is an easy and cheapest way to make and receive calls at no additional charge. Apps like WhatsApp, Skype, and Viber allow free calls over WiFi. You don’t need cellular service, just a stable internet connection. These apps typically require both parties to have the app installed.

II. VoIP Apps

Most VoIP apps offer free calls to other users within the app. Examples include Messenger and Google Meet, which support voice and video calls over the internet.

III. Google Voice

This service allows free calls within the U.S. and Canada. For international calls, rates are generally affordable, especially when compared to traditional phone services.

IV. Special Promotions and Trials

Keep an eye out for apps offering free international calling minutes as part of promotions or free trials. Apps like Yolla allow you to earn credits for free calls to landline numbers by participating in certain programs.

V. Free Trials and Credits

Some apps, like Dialaxy, offer free trials or credits that can be used for international calls. These can be a good option if you need to make occasional calls outside of app-to-app services.

You may also like: 10 Best Private Number Calling Apps for Android & iPhone[2025]

Final Words

International calling apps have changed how we communicate globally by offering affordable and cheap calling options. Using these apps can improve your connections while saving some money.🤑

Are you Ready to make a switch? Download Dialaxy now and enjoy seamless global communication at unbeatable rates.

FAQs

How to set up an international calling app on an iPhone?

To set up an international calling app on your iPhone, just download the app from the App Store, create an account, and add contacts or dial an international number if you need to buy call credits.

How to set up an international calling app for free?

To make international free calls use an app like WhatsApp or Viber that allows that allow free calls to any mobile via WiFi.

What are the best apps for international calls without the internet?

Rebtel and Dialaxy offer hybrid calling solutions that allow users to make calls on local lines, so an internet connection may not always be needed.

What is VoIP International Call?

VoIP (Voice over Internet Protocol) calls use the internet to make calls and go through the phone service upon selecting cheap international rates.

Can I use an international calling app without a SIM card?

Yes, most phone call apps support WiFi calling without a SIM.

Which app offers the cheapest international calls?

Dialaxy is known for offering the best VoIP services at an affordable rate while making an international call.

How secure are international calling apps?

Most apps like Dialaxy encrypt your calls to maintain privacy and security.

Can I call landlines and mobile numbers?

Yes, apps like Skype, Viber, and Dialaxy allow international calls to both landlines and mobile numbers.

Do I need a VPN for better call quality?

You may improve call quality using a VPN if your place has restricted internet access; however, it’s not mostly required for most apps.

Prasanta Raut

Prasanta, founder and CEO of Dialaxy, is redefining SaaS with creativity and dedication. Focused on simplifying sales and support, he drives innovation to deliver exceptional value and shape a new era of business excellence.

Prasanta, founder and CEO of Dialaxy, is redefining SaaS with creativity and dedication. Focused on simplifying sales and support, he drives innovation to deliver exceptional value and shape a new era of business excellence.