Best App for International Calls in 2026: 9 Apps Compared

WhatsApp is the obvious first pick for many households because so many people already have it. Voice and video calls to other users cost nothing beyond your internet connection, and group calls work well for family chats across time zones. Setup takes minutes, since the app uses your existing phone number and contacts.

The limit is clear. If the other person does not use WhatsApp, or does not have reliable internet, you cannot reach them this way. WhatsApp also cannot call a landline or a mobile number outside the app. For app-to-app calls, though, it remains the best free international calling app for most people.

Skype has served international callers for years, and its strength is still the bridge to real phone numbers. You can call a mobile or landline in another country using credit or a subscription, often for a few cents per minute depending on destination. The desktop and mobile apps also support video calls and messaging in one place.

Newer apps feel fresher, and Skype's layout can feel busy compared with WhatsApp or Viber. Rates also differ by country, so you should check your destination before buying credit. For callers who need to reach non-app numbers regularly, Skype remains a practical and widely available choice.

Viber combines both kinds of international calling in one app. Free calls between Viber users cover voice and video, while Viber Out lets you call landlines and mobiles for people who do not use the app. That combination is useful for families spread across regions where Viber is popular, including parts of Eastern Europe and Asia.

Adoption varies by country, so Viber works best when your contacts already use it or when you plan to use Viber Out for the rest. Paid rates depend on destination, and call quality still depends on your connection for free calls. As a flexible all-round app, Viber deserves a place near the top of this list.

Google Voice gives United States users a second number for calls, texts, and voicemail, with international calling at published per-minute rates. Calls within the United States are free, and international rates are easy to check before you dial. The browser version is handy for people who work at a desk and want to call from a computer.

Availability outside the United States is limited, so this pick suits US-based callers most. It also works best as a companion to a mobile plan, not a replacement for one. For US readers looking for the best international calling service with transparent rates, Google Voice is a solid and low-fuss option.

Rebtel focuses on the harder job: reaching a real phone number abroad with good quality. It offers credit, bundles, and subscriptions for calls to mobiles and landlines, plus mobile top-ups for contacts in many countries. A local-number feature in some regions lets you call an international number as if it were local, which can simplify dialing.

Rebtel is not a free chat app, and that matters if your main need is app-to-app calls. For regular calls to family members who do not use calling apps, or who have patchy internet, the paid model makes sense. We rate it highly for reliability and for the breadth of destinations it supports.

TextNow is best known for a free United States number with calling and texting over Wi-Fi. International calling is available through paid credit, which makes it a useful backup app for occasional calls abroad. The app is simple to set up, and the web version helps when your phone is charging or out of reach.

Coverage for international destinations is not as broad as Skype or Rebtel, so check your country before relying on it. Ads support the free plan, and call quality on Wi-Fi varies with your network. For US users who want a free second number with occasional international use, TextNow is a handy addition.

Dingtone offers free calls between users, plus paid credit for calls to mobiles and landlines abroad. It also provides second numbers in some regions, which suits people who separate work and personal calls or who need a local number while traveling. Texting and voicemail round out a fairly complete package.

The app packs in many features, and new users may need a few minutes to find the calling screen they want. Credit pricing also varies by destination, so check rates before a long call. For budget callers who want a second number and cheap international minutes in one app, Dingtone is worth trying.

Yolla keeps international calling simple. You buy credit, pick a contact, and call a mobile or landline abroad without a monthly subscription. That pay-as-you-go model suits occasional callers who do not want to commit to a plan for a few calls a month. The app layout is clean, and dialing feels close to a normal phone call.

Yolla does not try to replace a chat app, so you will still need WhatsApp or a similar app for free messaging. Rates still vary by destination, and frequent callers may save more with a bundle elsewhere. For simple, occasional calls to real numbers, Yolla is one of the easiest apps to use.

Vonage is a different kind of pick. It replaces a home phone line with internet calling and offers plans that include international minutes to many destinations. That setup suits households that still like a home phone, or small businesses that call clients abroad each week. Call quality is generally strong on a stable broadband connection.

Vonage costs more than a free app and needs more setup than a mobile-only tool. Occasional callers will do better with WhatsApp for free calls or Skype for pay-as-you-go minutes. For a household or small office that wants a dependable home or business line with international coverage, Vonage remains a strong choice.