All these apps are capable of working with your WiFi/3G/4G network to make international calls from Android even if you are out of your WiFi range.
Google Duo
Duo follows end-to-end encryption so that no one peeks into your data whatsoever. It has a Low Light Mode that grabs you quality video calling experience even if you are in a low-light condition. Google Duo offers outstanding voice-only calls across the world as you just need a stable internet to talk to someone. It has a dead-simple user interface for calling so you don’t need a rocket science degree to talk to someone. You can invite others to join you on Google Duo with a Google code via SMS or Hangouts. Everything on Google Duo works simply flawlessly and snappy given that the app is super lightweight. The app dynamically changes from video calls to audio calls when the mobile data or Wi-Fi is down for some time. This ensures the app doesn’t disconnect the call abruptly until the internet doesn’t restore. Key Features: Low Light Mode | Up to 12 participants on group call | End-to-end encryption Download: Google Duo (Price: Free)
Doesn’t requires Google sign-in Lightweight & super snappy to use Excellent & reliable video/voice quality Dynamically changes data consumption
Cons
Limits group calls to 12 Can’t add people to existing calls May have occasional bugs
WhatsApp is one of the best messaging apps that supports text, audio, and video. It is a multi-platform app which means you can download it on iOS and Android. But you cannot use the same account on two devices unless you are using a web version of it. The app has a super lightweight and easy to use user interface. This ensures that you don’t get intimidated with the UI and rather feel relaxed. No doubt it has garnered more than a billion users as per its last count. You know it already but to mention it here, the app offers free calling facilities to anyone worldwide. You just need a 2G/3G/4G/Edge/Ei-Fi connection to place a call and it is that simple. There are no limitations on the number of messages you can send and receive. In fact, the app creates a local backup of the data. This ensures that all your chats are safe in case you uninstalled it and reinstalled it. The WhatsApp supports sharing photos, videos, GIFs & stickers, location, contacts, and documents as well. No doubt it has the largest user base compared to any other app mentioned here. The app’s international free calling facility is packed with excellent features for mobile users. It includes message delivery status information, the option to control data usage for the mobile phone, etc. Key Features: Free audio & video calls | Email your chats | Uses minimal data on calls | Powerful, multi-platform & easy to use messaging tool | Lightweight & stable UI Download: WhatsApp (Price: Free | No Ads)
Stores local backup of data Free voice and video over the internet Group calls up to 4 participants End-to-end encryption Share live location
Cons
Calling is restricted in some countries There’s no self-destructing message File size capped at 100MB There’s no sign out option
Facebook Messenger
The Messenger from Facebook lets you text and call for free over the internet. With this app, you can message people in your phone book and just enter the name of the contact you want to call and bingo. You need to be friends with that person to call since Facebook Messenger doesn’t support calling users out of the app. Messenger lets you make free calls, and you can talk as long as you want, even with people in other countries. There are no limitations on which countries you can call unlike other apps here. As long as they have FB Messenger and a working internet connection, you can video or voice call them. Calls are free over wi-fi or mobile data so you can simply recharge your phone with data. The app is pretty popular among smartphone users, and this makes free international calling and free texting over WiFi more accessible. There are tonnes of features to enjoy such as group video and audio calls, sending files with no limit, and others. You can set up Messenger if you run a business so that others can connect to you right away. It is compatible across all platforms including Android, iOS, Portal, Desktop, and so on. Key Features: Excellent design | Edge-to-edge encryption | Text, SMS, voice or live video | Chatbot support | Easy to use Download: Facebook Messenger (Price: Free | Offers In-app purchases)
Group calls up to members HD quality video and voice chat Unlimited texts and calls Cross and multi-platform support
Cons
Connects to only ‘friends’ Limited file-type support Loops you in the Facebook ecosystem
Viber
On Google Play Store, the international calls app Viber has accounted for more than 500M+ downloads. Overall, it has garnered over 1 billion users worldwide counting all other operating systems. This is enough to give an idea of how popular Viber is compared to others. Viber lets everyone in the world connect for free that consists of texts, voice, and video calls. The app lets you send and receive photos and locations with each other worldwide for free with no subscriptions or purchases. There are no boundaries on how many texts you can send or calls you can make to Viber users. All you need is a 3G or Wi-Fi Internet connection. It syncs with your mobile phone number and contact list to instantly show who already has Viber. Never again you must seek out your contacts, create new usernames, or build new records. Viber runs in the background without draining your battery, so you always receive incoming calls and message notification. Being an early entry into the International calling and free online calling and free texting app on the market, Viber can give you cheap rates for international calling compared to the standard rates. It is ever-evolving and thus, features and upgrades are added overtime. You can set up a text group of over 100 people. You can set up Self-Destruct Secret Chats that leave no traces of any messages whatsoever after a said duration. Key Features: Self-Destructing Messages | Free Text, Voice/Video calls | Cheaper rates for International calls | Viber Community | Chat Extensions Download: Viber (Price: Free | Contains Ads | Offers In-App Purchases)
Group text with over 100 people Create doodles with a built-in doodle feature Stash of stickers and graphics End-to-end encryption High-quality audio and video calls
Cons
Consumes a lot of data over time Calling non-Viber users is chargeable Poor internet could cutoff calls Issues migrating from one device to another No advanced calling features
Skype
Skype doesn’t require any introduction. It has been around for years making its footprint on all operating systems. No doubt it has reckoned more than one billion downloads on Google Play Store let alone other OSes. The app has a clean, intuitive, and easy to use interface. Its bluish color palette is calming and signals a sense of its powerfulness subconsciously. The app supports calling worldwide without any hassle. You won’t have to pay even a penny if you are calling a Skype user. No matter what type of network you are connected to, either 3G/4G or Wi-Fi, it offers impeccable call quality. You can share lovely moments over free video calls with front and rear-facing cameras of smartphones. You can connect your friends while they are on Android, iPhone, or iPad, compatible mobiles, PCs, Macs, or Skype-enabled TVs. The international calling app lets you connect with 23 other participants on an HD video call. There’s an SMS feature that you can use to send out SMSs to people although it is the only outbound. Skype offers low-cost international calling rates which is something you should look for sure. Plus, you can chat with friends and find others on-board Skype with no barrier whatsoever. Key Features: Chat & video calls support worldwide | Cross-platform | Impeccable video quality | Low-cost international calling rates | Inbound phone numbers Download: Skype (Price: Free | Contain Ads | Offers In-app Purchases)
HD video quality Send SMS worldwide Express with giphy and images Skype-to-Skype calls are free Stable & reliable
Cons
Calling non-Skype users is chargeable No file transfer support SMS are outbound only
IMO
IMO or imo is a versatile voice and video calling app that you can go through with. The app has a simple, easy to use and intuitive interface so that’s a USP. You can enjoy its messaging, unlimited supplies of stickers along with the voice/video calling feature. Add up to 20 members on a video call in HD although your internet must have superior quality for it. You can audio/video call on 2G, 3G, 4G, and Wi-Fi and of course, the quality depends on the strength of the network. The app allows faster and efficient videos, photos, PDFs, documents, and message sharing on a click. In fact, you can send files as large as 10GB which is even greater than Telegram. IMO lets you create and customize your profile as you want. Add stories and statuses and view that of others and this includes “friends of friends” statuses too. Create groups of friends and families or any fan group with a limit of over 100K members. Use its Chat Room feature to meet strangers from across the globe. As IMO is used across the world, there’s no shortfall of people you can chat or talk with. It has a cloud-based system so that it doesn’t eat up your phone storage, something which many other apps do. Key Features: Super easy to use | Voice/Video/Messages Support | Free calling & messages | Clean visuals & UI Download: IMO (Price: Free | Contains Ads | Offers In-App Purchases)
Group video calls up to 20 members HD call quality International calls to landlines & phones Cloud-based files
Cons
Too many notifications Shows intrusive Ads Video quality suffers due to poor network The app may crash at times
Telegram
If you have heard about it but never tried it, try Telegram for sure. It is a multi-platform messaging service which is often summoned as the epitome of privacy. The app doesn’t just let you stick to messaging but you can do a lot of things with it. For starters, you can create groups, call your contacts free over the internet, and send files. You can create groups with over 200,000 users at once. What makes it ahead of a few other rivals in this list is its basic user interface and the ability to send and download files in gigabytes. Yes, you read it right, you can upload and download files running ahead of 1GB and more without any hassle. The UI is simple, readable, and easy to use, and no doubt why more than 400 million users joined it. It is synced across all your devices you can log in so you don’t miss a beat. Unlike many other calling and messaging platforms, Telegram stores all the chats in the cloud so you are technically immune to the storage issues other apps create. The app uses various encryption algorithms including Diffie-Hellman secure key exchange and others to keep you safe. There are no ads whatsoever since everything is free on Telegram. You can even download movies, TV series, and more depending upon the policies in your country. Key Features: End-to-end encryption | Create groups of over 200K members | Secret Chats | Self-destruct timers | Global message deletion Download: Telegram (Price: Free | No Ads)
Supports files up to 1.5GB Stores chat in the cloud Syncs on all devices seamlessly Customizations suite
Cons
It doesn’t support video calls Offline status functionality is hardwired It announces new users to contacts Doesn’t have stories feature
Tango Video Calls
Tango app lets you make free video calls, phone calls, and send free video messages to a tango member. It is allowing the great feature of free Group Video Messaging. You can now record and share personal videos with anyone in your contacts list who are on Tango. You can send and receive free video messages, group video messaging, and share it with multiple people at once. You can send video messages to friends who don’t have Tango, and you can view your sent messages and forward them to others. The app supports both single and dual broadcasts in real-time. You have a stash of masks and special filters that you can apply for fun. Tango has both public and private chats along with its popular broadcasting feature. You may not be able to call those who aren’t on Tango but you have a huge community of users to socialize. Key Features: Watch Live Streams | Broadcasts single or duo live streams | Abundant filters and marks | Built-in games | Group chats & calls Download: Tango (Price: Free | Offers In-App Purchases)
Large user base Broadcast yourself to the masses Redeem points for real cash Access social community Supports voice & video calls
Cons
You cannot call any non-Tango user Consumes a lot of data May be difficult to differentiate from others
ooVoo Video Call, Text & Voice
ooVoo lets you make free, high-quality voice calls video calls, and text messages to friends and family around the world easily. It has a superior technology that aids in text or calls on the go. You can communicate with any type of networks such as 3G, 4G, LTE, or Wi-Fi without any hassle. The app is cross-platform so that you can communicate with your friends from an iOS or Windows device too. With the ooVoo app, echo cancellation and crystal clear audio provide the best voice quality. This makes sure you can talk to friends and family irrespective of any distance between the two. You can either enter a one-on-one call or set up a group call with over 8 to 12 participants. Watch out for trending Stories aka Chains from users or upload your Story for others to see. There’s a huge amount of data available within the app ready for consumption. Overall, the app allows the sharing of short videos, images, and text, and more. It is one of the best international calling apps to check out. Key Features: Superior call quality | Chains – Stories like feature | Supports calls to non-ooVoo users Download: ooVoo (Price: Free | Offers In-app Purchases)
Larger user base Supports up to 12 participants in a group call Free text, video calls Stories
Cons
Calls are chargeable Picture quality is glitchy at times Confusing for newbies
Google Hangout Dialer
Google Hangout integrates with Google Voice number, and now you can turn on this dialer service and start calling using the app. This is one of the best free online international calling apps from Google for Android users to make free international calls anywhere in the world from their phones. After installation, you can access all phone calling features directly from Hangouts or use Hangouts Dialer for a shortcut to the dialer screen in Hangouts. This app offers you free calls to the US, Canada, and other Hangouts users. The app lets you watch out for messages from Google Hangout which is in-turn integrated with Gmail. Google Hangouts has an Outbound Caller ID that notifies recipients of who is calling them ditching the “Unknown” tag. The app is limited to free calls in the U.S. and Canada, however, there’s a competitive rate card which is charged for international calls Key Features: Instant international calls | High-quality | Integrated with Google Voice for VoIP | Hangout messages Download: Google Hangout Dialer (Price: Free | Contains In-app Purchases)
Free calls in the US Low-cost international calling app Wi-Fi Calling Call via 2G/3G/4G networks
Cons
Limited functionalities Frequent bugs are found
DingTone
With more than 20 million uses worldwide, DingTone lets you talk to people without paying for heavy international calling bills. DingTone lets you call people across the globe and you can message them too. It has a base of 200+ countries where it offers either free or cheap calling rates. It also has an eSIM facility wherein you get a second number for your device although it is limited in a few countries. Call quality on DingTone is crystal clear thanks to its high-quality dedicated VoIP network. This allows users to have superior call quality on the go. There’s a Walkie-Talkie feature that lets you tap on the screen, speak and send it to your friends. This is a perfect Push to Talk solution that reignites the days of using walkie talkies to communicate. Can’t pick a call right now? Try its voicemail functionality, record a message, and let people know you aren’t available. Subscribing to its premium plan unlocks a series of features including call forwarding and call blocking. You can also set up a visual voicemail or record calls on DingTone. The app lets your group call with up to 8 people while you can set up groups of 100+ people. That’s all on cellular data and Wi-Fi at your convenience. Key Features: Free calling & messages | Available in 200+ countries | Cheap calling rates | Group calls up to 8 people | Voicemail | Push to talk Download: DingTone (Price: Free | Contains Ads | Offers In-App Purchases)
Excellent call quality Easy to use No registration required Get a 2nd phone number with it
Cons
Some features are behind a paywall Pay for calling in most countries Watch ads for free credits
TalkU
TalkU is a free calling app that lets you call any local or international numbers. You can either choose to show your number of an anonymous number to hide your actual phone number. The app works on both Wi-Fi and cellular data allowing high-quality video and audio calls almost free of charge. You can connect to your friends or relatives in over 200 countries thanks to its cheap international calling plans. You can even watch ads to earn credits and redeem those credits calling someone you want. Some of the features that you’ll get with TalkU are call recording and forwarding facility. You can block someone or set up voicemail for others to know if you are not available. A walkie talkie feature lets users push a button to talk if they don’t want to type any messages. You can share your photos, videos, locations, contacts, and more on TalkU, an all-in-one app. You can check out the rate card for the country you want to call if the recipient is a non-TalkU user. Group calling lets users talk to multiple participants without wasting time on calling everyone one-by-one. Key Features: Call forwarding, recording, and voicemail |Builtin Walkie Talkie | Free U.S. phone number Download: TalkU (Price: Free | Contains Ads | Offers In-App Purchases)
Cheap international calling rates HD audio quality Share photos, videos, locations & more Group calls up to 8 members
Cons
No video call support Isn’t free for all countries Ads may get intrusive
Rebtel – International Calling
Rebtel is one of the newest titles to be included as a cheap and free international calling app. The basic idea behind the Rebtel app is to find the best connection available be it local phone line, mobile data, or WiFi to make the free calls with high quality. This best International calling app for Android is working by forming a connection between the smartphone devices app. It offers flexibility when International calling with its cross-platform support of iPhones and Android makes this an excellent free calling alternative. The prices are very low when calling someone out of your home country without paying exorbitant. The app offers free International calling for a limited time to new customers. Then it requires users to subscribe to get access to calling internationally. Rebtel doesn’t require the internet to call people in more than 50 countries. You can call both landlines and smartphones across the globe. There’s an invite to get a reward feature too wherein you get free minutes for inviting your friends. Key Features: HD quality calls | Call any international landline or smartphone | Easy to use | Send mobile top-ups to friends Download: Rebtel-International Calling (Price: Free | Contains In-app Purchases)
Invite friends to earn minutes Calling to 50+ countries without internet Cheap international calling rates
Cons
Doesn’t supports video calls Isn’t available in all countries
Fring
Another free app for free Video Chat, Voice Calls & Texting with Fring members. Moreover, you can join Fring with your Gtalk, Yahoo, MSN, Aim, MSN Live and SIP accounts. This app also offers free group video chat with four friends at the same time, free calls to other Fring users anywhere in the world, free live texting. You can work this app on 3G, 4G, WiFi with exclusive DVQ technology™. Fring’s video calling DVQ™ technology (Dynamic Video Quality) gives you the best video and audio quality possible by automatically and continuously adjusting your video call quality to match your connectivity. You can watch your friends’ real-time status; you can chat with your friends before video-calling them. Download from Website (Out of service)
Nimbuzz Messenger
Combines the power of the internet and smartphone messenger into one, and lets you make free video calls, voice calls, send chat messages, share files, on any mobile device across popular messengers. Nimbuzz Messenger is available for Android, iOs, Blackberry, Symbian, Java, Windows, and Mac. Nimbuzz Messenger lets you chat with your buddies on Facebook, Yahoo Messenger, Live Messenger (MSN), and Gtalk for free. Connect your address book and share unlimited photos, make unlimited audio calls and video calls, files, music, and videos with other friends of yours on Facebook, Yahoo Messenger, Live Messenger (MSN), and Gtalk. You can also connect with your friends on Twitter using our favorite chat buddy. You can make free video calls over 3G, 4G, and WiFi from iPhone to iPhone call and iPhone to PC. Appear always online and be available to chat with Push Notifications. Download from PlayStore (Out of service)
Vonage Mobile
Talk and text for free, worldwide. Vonage Mobile is a free app that lets you talk and text for free worldwide with anyone else who has the app. You do not need to be a Vonage phone service customer to use the Vonage app. You can make free calls and texts with all Vonage friends. It is capable of sharing photos with your friends. It is allowing to make free calls and texts to any Vonage numbers. Download from PlayStore (Out of service) There you have it guys. These are the list of free Android apps to make international calls of which some have limited calling capacity subject to buying credits. Many of these apps have more than a billion users which makes it a big deal. No need to pay a high roaming charge to your provider or don’t worry about expensive calling cards. These apps let you make free International Calls from your Android phone, you just need an internet connection to do it. No need to pay high roaming charge to your provider or don’t worry about expensive calling cards. These apps let you make free International Calls from your Android phone either using 3G data or WiFi network.
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