12 Best Free International Calling Apps for Free Internet Calls, Text & Video

12 Best Free International Calling Apps for Free Internet Calls, Text & Video-feature image
April 12, 2023 10 Min read

One of the most common tools used for communicating and developing business relations abroad is an international calling app. Businesses across the country are today using the best paid or free app for international calling for texting, video, and audio calls.

Moreover, these best international calling apps are user-friendly and you can use them without facing any technical glitches or issues.

There are multiple options available to select the appropriate free ISD calling app as per your professional or personal requirement.

Role of Technology in Making Free International Calling a Reality

Unlimited international call apps that are available for free use Voice Over Internet Protocol (VoIP). This protocol enables users to make video and audio calls using any device that has internet connectivity. The device used to do free international calls can be your smartphone, desktop, or tablet.

12 Best International Calling Apps for Free ISD Calling

The best free international calling apps are compatible with multiple devices. Further they have such basic features enabled that make your international calls and chat processes an absolute delight.

  • IMO

Call international numbers free

IMO free international calling app offers top-notch quality audio and video calls. This app ensures data encryption to ensure complete security. Also, users can dial six encrypted international calls with IMO. Additionally, the international free calling app allows you to send and receive messages even with a slow internet connection.

Features of IMO:

  • Calls encrypted to ensure privacy
  • Low memory size of the application
  • Send PDFs, music, videos and other such files
  • Dialing screen
  • Cloud storage facility
  • No ads



  • Drains battery

Compatibility: Android and iOS.

  • Rebtel

Is popular for connecting people without having any dependency on the internet connection. However, minimal calling rates are applicable of ₹700 per month, allowing unlimited ISD calls from India. Additionally, users can also dial quality calls through a local phone line without any call drop.

Features of Rebtel:

  • Free app to app calls
  • Calling cards
  • Mobile recharge
  • Access numbers
  • Complete calls & transaction details


  • Low international calling rates
  • User friendly interface
  • Easy set up and sign up process
  • No WiFi required for making calls


  • No image sharing option
  • Messaging feature missing
  • No WiFi is it’s USP but some sort of internet connection is still required.

Compatibility: Android and iOS.

  • TextNow

Best internet calling app

TextNow is one of the cheapest international calling apps that provides a phone number for free to make online calls and send messages. The app also allows its users to make international calls without a Wi-Fi connection after purchasing the required plan. Also, you can use the app to call and text people in Canada and USA for free.

Features of TextNow:

  • Caller id to identify unknown numbers
  • Voicemail transcription
  • Floating chat for quick access to messages
  • Call forwarding to not miss important calls
  • Customisable tones
  • Emojis and stickers


  • Unified inbox
  • Seamless calling process
  • Paid plans available to check ads.
  • Secure messages through passcode.


  • Phone number resetting issues

Compatibility: Android, iOS and Windows.

  • Skype

Free ISD calling app

Skype is one of the best international calling apps used for both professional and personal purposes. Conferences and meetings are also arranged through this international free calling app. Audio/video recording is the unique selling point of Skype app. 

Features of Skype:

  • At a Glance option to check people available online
  • Group chat and video option
  • Multi device support is available
  • Screenshare option for organising meetings with clients
  • Add people with ease through phone book
  • Create favourite section for selective contacts.


  • Quick search option
  • Layout is user friendly
  • Email configuration
  • Easy to install


  • Special features such as blue tooth support highly priced
  • Video call quality is an issue sometimes.

Compatibility: Android, iOS and Desktop (Windows).

  • FaceTime

FaceTime video calling app helps in arranging virtual business conferences, meetings, webinars, and other collaborative events. It is a free international calling app for iOS that offers a high-quality interface that enables you to share quality pictures.

This video calling app is in-built on all Apple devices and can be easily used. You just need to choose a contact and call them directly using FaceTime.

Features of FaceTime:

  • High definition video
  • FaceTime as one of the best app for internet calling lets you organise contacts easily
  • Users receive calls even when the app is not running
  • Integration with Apple devices.


  • Quick setup
  • Only a user id is required for completing the app’s setup 
  • Crystal clear video calls


  • No free trial available
  • High data consumption

Compatibility: iOS

  • Google Duo

International free calling app

Google Duo is one of the most popular free voice and video calling applications. It enables you to make international calls even with a slow internet connection.

In addition, Google Duo allows its users to block unwanted numbers and set usage limits for data. You can even choose to block or allow push notifications and access to contacts.

Google Duo Features:

  • Logging into the website requires security validation
  • Use the feature called ‘knock knock’ to review the information of the caller
  • You can link your phone list contacts directly to the application
  • Create and send text messages to your contacts that miss your call
  • You can make calls in HD quality


  • Complete data encryption to keep your personal information safe
  • Quick sign-up in seconds
  • Sends short videos in messages
  • Verify your security information using three various methods


  • Remembered Devices feature only available in web-based applications
  • iOS users need to regularly update the app

Compatibility: Android, Web and iOS.

  • WhatsApp Free International Calls

WhatsApp free internal calls is widely preferred by people worldwide. Its core features include text messaging, voice calls and video chat.

This social media platform is used not just for personal communication but also for professional collaborations. It helps businesses in attracting new customers, promoting their brand and sharing product-related information.

Data charges are applicable only when you make a WhatsApp call. However, the software has a fast-expanding user base. Check WhatsApp alternative messaging app.

Features of Free International Calls WhatsApp:

  • End to end encryption available
  • Share videos, images and documents
  • Free of cost calling for WhatsApp contacts
  • Regular updates
  • Easy swipe option for accepting or rejecting a call.


  • Allows deleting messages
  • Call waiting support in case you are busy on another call
  • Multiple device support


  • Not possible to make calls to non-WhatsApp numbers
  • Good WiFi connection required.

Compatibility: Android, iOS and Desktop (Windows).

  • Facebook Messenger

Facebook messenger

Facebook Messenger is a free ISD calling app for starting conversations with friends, acquaintances and colleagues. You can use WiFi or phone internet connections for quick chat or video session with others. Users can either use Facebook profile or mobile number for using the Facebook Messenger app.

Features of Facebook Messenger Free International Calling App for Android & iOS:

  • Rally the Group option to share location, split bills, etc.
  • Allows sharing videos with filters and doodle
  • Record option to send voice messages
  • Add your debit card or PayPal account for receiving or sending money
  • Messenger camera for sending stories or messages
  • Quick syncing with phone contacts and Facebook friends’ list.


  • Various emojis, GIFs and stickers to make conversations lively
  • Seamless messaging experience
  • Allows connecting with businesses for customer support, reservations, etc.
  • You can use filters for group video chats. 


  • Takes up a lot of space in your device.

Compatibility: Android, iOS and Desktop (Windows).

  • PopTox

PopTox is a free unlimited international calling website that allows its users to make VoIP calls with WiFi or internet connection. You don’t need to download any special app or add a plug-in, simply access the software on any web browser. Enter and dial the phone number and click ‘call’.

Features of PopTox

  • Partnerships with 200+ telecoms to ensure best voice quality
  • Unlimited calls with the subscription plan
  • Complete data encryption to keep your communications secure and private
  • Easy refund policy that is processed within 3-5 working business days
  • Payments accepted from multiple payment gateways


  • Affordable pricing
  • No hidden fees
  • Prompt customer support

Cons: Quickly drains your system’s battery

  • VoipBuster

VoipBuster allows its users to make free international calls to any phone on the planet. The free international calling app enables you to do high-quality voice communications across the world. You can choose to make international calls using its downloaded version, web browser, or the phone application.

Features of VoipBuster

  • Android & iOS available
  • Complete instructional guide to set up and get started with international calling
  • Quick top-up for pre-paid mobile numbers
  • Send international text messages
  • Quick ticket resolution by the customer support team

Pros of VoipBuster

  • Beginner-friendly
  • Offers multiple payment methods
  • Quicky calling by entering area codes

Cons of VoipBuster: Requires high internet speed

  • Viber

Viber app

Viber free unlimited international call app lets you connect with other Viber users through WiFi networks. This free ISD calling app is quite convenient for those who want to make and receive long international calls without having to spend extra money. 

You can also initiate call international free, group conversations with best free international calling app and express yourself more freely with stickers. Video messages allow you to come face to face with your clients and dear ones, no matter where they are located.

Features of Viber:

  • Library of GIFs and stickers for adding expressions to messages
  • Manage conversations with unlimited people
  • Delete messages sent by mistake
  • Check who has and who hasn’t read your message
  • Easy to switch between desktop and mobile versions
  • Discover feature to identify new connections.


  • No login hassles as your login id is the telephone number 
  • Good number of emoticons to select from
  • High quality image transfer
  • Create groups and easily add participants to these groups.


  • Not possible to pin contacts
  • Too many ads
  • Only small sized files can be shared.

Compatibility: One of the best internet calling apps Windows, Mac, iOS and Android.

  • WeChat – Discontinued in India after Ban on Chinese Apps

Wechat app for android

You can use WeChat free international calling app to not just make calls or write messages but also book hotels, flights, etc. Further, this international free calling app can be used for sending emails. What’s more, recharge your mobile through WeChat.

People can express themselves better with this app for international calling, as it has various social media features such as like, comment and share option.

Features of WeChat:

  • Moments option to upload images/videos and share those with others
  • Transfer money with this free voice calling software
  • Mini-programs to access editing tools n within WeChat.
  • Games come pre- installed within this best app for internet calling
  • Facebook login is enabled within WeChat
  • Easily listen to voice messages without downloading them.


  • Interact with strangers through shake, lift around and bottles option
  • Live chat enabled 
  • Supports multiple platforms


  • Not possible to check whether a contact is online or offline.

Compatibility: One of the best free international calling apps for Windows, Mac, Web, Android and iOS.


Free to download apps for international calling come attached with multiple features to enable users decide which application would be best suitable for communication purposes. Easy to install along with various data packs to choose from, international calling apps have helped businesses thrive and individuals form more meaningful relationships.


  1. What’s the cheapest way to make international calls?

    The cheapest way to making international calls is choosing and downloading from multiple free international calling apps that are available online. These applications are compatible with different mobile platforms such as Android and iOS.

    Then there are desktop or Windows version to help users connect through people both locally and internationally through their desktop. Most of such apps to call international numbers free come in different memory sizes to let you select as per your device’s configuration.

  2. Do you need an internet connection to make free international calls?

    An internet connection is often required for making international and local level calls. However, some apps support free international calls without internet via landline. Just the way you would need a connection to install international calling software, in a similar way calls too require internet connectivity.

    However different international calling platforms consume different amounts of data. While there are some apps that require less data, there are as well other apps that depend on high data usage.

  3. Can I call international numbers for free?

    International calling apps let you connect with contacts situated in different parts of the globe for free. The following apps lets you connect with people for free are PopTox, VoipBuster, Voxofon, VoipStunt and Phone.com.

  4. Which are the best free voice calling software?

    TextFree, Maaii, Snapchat, Telegram, FreedomPop, Libon and Vonage Mobile.

  5. What are the best free international calling apps for iPhone?

    Tango, Line, Hangouts, Nimbuzz, Fring, iCall, MO-Call and Vopium.

  6. What are the best free international calling apps for Android?

    Hike, Nanu, ooVoo, Yahoo Messenger, Seen, Paltalk, GrooVe IP, Signal, Talkray and Indycall.

Written by Somya Gupta

Somya is one of the most experienced technical writers in the team who seems to be comfortable with all types of business technologies. She is a sensitive writer who ensures that businesses are able to find the right technologies through her writings. She would leave no stones unturned... Read more

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