Best International Calling Apps in 2024

1. Calilio: Ideal for superior call quality
    
2. Google Voice: Best for international callings
    
3. WhatsApp: Great for personal uses
    
4. Viber: Known for customization options and advanced security features
    
5. Vonage: Best for all-size business calls
    
6. Ooma: Known for distinctive features
    
7. Telegram: Best for secure instant messaging

Calilio is one of the comprehensive VoIP phone system offering competitive charges for local and international calls. This platform enhances user experience and customer satisfaction with advanced features like a unified callbox, which centralizes all communications in one place, and an AI-powered call summary, which generates an overview of conversation to make informed decisions.
 

Standout Features
 

• Automatic call distribution: The automatic call distribution feature routes incoming calls to respective departments and agents. It reduces waiting times and improves customer service.
• Sentiment Analysis: Calilio's AI-powered call summary tool analyzes customer emotions during calls and categorizes them as positive, negative, or neutral. It helps businesses to make the right decisions to improve customer satisfaction.
• Unified callbox: A unified callbox allows video, voice, and text messages and calls to be made on a single interference. This feature simplifies management and enhances accessibility.
• Internal message: Calilio enables other team members (third person) to engage in real-time interactions discreetly, without the client knowing. This feature facilitates prompt internal communication, allowing teams to swiftly address issues, enhance customer satisfaction, and make informed decisions.

Google Voice is a cost-effective VoIP solution offering free calling services to the US and Canada. It allows users to make calls and messages through the internet. This platform offers advanced features such as call screening and blocking, voicemail transcriptions, and auto-replies. Google is a free international calling app that integrates with Google Workspace to enhance business workflow.

Standout Features
 

• Voicemail Transcription: Google Voice offers voicemail transcription features that transcribe voice messages into texts and send them to the user chatbox. It ensures better communications and enhances efficiency.
• Filter Spam: Google Voice includes automatic spam filtering to block unwanted calls and messages that enhance user security and privacy.
• Voicemail Greeting: Users can set up personalized voicemail greetings for individual contacts. It adds a professional touch to businesses.
• Unlimited Calls: Google Voice offers free unlimited calls and messages within domestic areas and competitive pricing plans for international calls.

WhatsApp is a widely used free messaging platform. Ideal for personal use, WhatsApp allows users to make voice and video calls online. It is known as a secure platform due to its end-to-end encryption feature.
 

Standout Features
 

• Disappearing Messages: Users can send messages that automatically disappear after a set period of time. It provides privacy for sensitive conversations.
• End-to-end Encryption: WhatsApp provides end-to-end encryption for all conversations. It ensures that only the sender and receiver can read or listen to the calls and messages.
• Multi-device Support: WhatsApp supports multiple devices, including web and desktop, ensuring accessibility.
• Instant Video Messaging: Instant video messaging allows users to send instant video messages by recording short video clips directly within the interference.

Viber is a free calling and messaging platform with comprehensive security and privacy features. It also offers a Viber Out feature to call non-Viber users at competitive charges. This platform is known for its customization options and advanced security features.
 

Standout Features
 

• Secret Chat: Viber provides a secret chatbox to the user. It offers an extra security layer to sensitive conversations.
• Cross-Platform Availability: Viber is available in different platforms like web, desktops, iOS, and mobile apps. It ensures accessibility and availability.
• Smart Notifications: Instead of receiving multiple notifications for every single message, Viber’s smart notification combines all the messages in one single notification
• Public Accounts: With Viber, businesses can create public accounts to interact with customers. It improves communications and ensures availability.

Being a leading American cloud-based VoIP provider, Vonage offers a range of features for both individuals and businesses. This platform is beneficial for businesses of all sizes. It offers flexible, secure, and reliable unified communication, enhancing business productivity, collaboration, and customer engagement.
 

Standout Features
 

• Virtual Receptionist: An AI-powered virtual receptionist provides virtual answers to clients and customers. It enhances communication capabilities and improves customer service.
• Video Conferencing: This feature allows team members to interact face-to-face, regardless of their location. It streamlines management and improves personalized experience.
• User-Friendly Interferance: Vonage is known for its easy-to-use interference, both for administrators and end-users. It is simple to navigate and manage settings.
• Voicemail-To-Email: Voicemail-to-email converts voice messages into texts and sends them to the email inbox. It reduces response time. 

Ooma is a user-friendly VoIP service provider offering cost-effective home and business services, including international calls. This platform provides home phone services over the Internet that significantly reduce charges compared to traditional phone services.
 

Standout Features
 

• Virtual Receptionist: The virtual receptionist directs incoming calls automatically based on user-defined menus, allowing callers to select departments as they wish. This feature enhances customer engagement and user experience.
• Virtual Fax: Ooma allows users to send and receive faxes using the Ooma Office web portal. It enhances the security, flexibility, and productivity of an organization.
• Ring Group: Ring group routes calls by functions and department. Calls can ring simultaneously or sequentially, and it also chooses where the call goes next if no one in the ring group answers. This reduces the number of missed calls.
• Call Blocking: Call-blocking feature allows users to block specific numbers, especially from anonymous callers and unwanted phone numbers. It improves security and privacy.

Telegram is a fast and secure cloud-based messaging app. Users can simultaneously access messages from different devices, including smartphones, computers, IOS, and others. It provides end-to-end encryption to ensure that data and information are private and protected.
 

Standout Features
 

• Secret Chat: Telegram offers a secret chatbox for sensitive conversations with end-to-end data encryption. It gives an extra privacy layer to the data and information.
• Large File Sharing: Telegram allows users to share large files simultaneously. This is beneficial for businesses needing to exchange large numbers of documents.
• Large Group Chats: Telegram allows businesses to make group chats with up to 200,000 members. This feature enables businesses to engage with a sizable audience in one place. 
• Self-Destructing Messages: This feature allows users to send sensitive messages that are automatically deleted after a certain period. It enhances the confidentiality of information.

Several key factors may impact your individual or business interactions when choosing the best cloud phone system for business to make international calls. Select a reliable application for your business or personal use as your preference.
 

• Cost Structure: Some international calling apps provide free call services, while others charge for international calls based on subscriptions and usage. Compare the cost structure of each app and select the best one that offers affordable pricing plans. Be aware of hidden fees and extra costs related to international calls and messages.
• Security and Privacy: Security and privacy are essential for international calling apps. Ensure your selected app employs data encryption to protect sensitive information from unauthorized access. Security features such as multiple-way authentication and end-to-end encryption should be considered to enhance security and privacy.
• Features and Customization Option: Each application has various features that can optimize your calling experiences. Evaluate the basic and advanced features while choosing an application that meets your preferences. Typical features include call forwarding, call monitoring, AI-powered call summary, unified callbox, and CRM integrations.
• Legal Considerations: Some applications are restricted in various countries based on their laws and regulations. Be aware of the legal implications of your country and the country you’re dialing to avoid potential legal issues.
• Network Requirements: The performance of calling applications often depends on internet connections. Some of the applications perform better on WiFi than on mobile data. Ensure you have strong internet access when using international calling apps.
• User Feedback and Reviews: User feedback and reviews give insight into the app’s reliability, user experience, customer support, and ease of use. Read user experience of international calling on reviews that give you a clear insight into app performance in real-world scenarios.
• Dialing Codes and Language Options: Different countries have specific dialing formats. Consider your application supports international calling codes and languages for frequently communicating with individuals in different countries. Simplified dialing code saves time and reduces errors when overseas calling.

Choosing the right international calling apps enhances communication for personal use or business preference. By considering factors such as features, calling charges, user reviews, and feedback, you can get the best app that fits your needs and budget. Whether you prioritize WiFi calling or extensive call features, several options offer comprehensive functionalities to suit diverse preferences and requirements.

Google Voice, Viber, WhatsApp, and Skype are the Android apps that offer free international calling.

Applications like Calilio, Vonage, and Omma offer international calling services without the Internet. You can call overseas with these apps on any device without worrying about the internet connection and data charges.

Users can make international calls from their PC through web-based calling apps and VoIP services. Apps like WhatsApp, Viber, and Google Voice offer free international calls through the internet. Choose the best option that fits your preference.

WhatsApp, Google Voice, Telegram, Viber, and Skype are some of the best international texting apps. They offer free services for international texting through the Internet.