The Ultimate Guide to WiFi Calling: Top 10 Apps

In today’s world, communication has become more accessible and more convenient than ever. With the advent of smartphones and the internet, we can now connect with anyone, anywhere in the world. One of the most significant developments in this regard has been the introduction of WiFi calling.

WiFi calling allows you to make phone calls over a WiFi network instead of a cellular network. This technology has become increasingly popular in recent years, and several WiFi calling apps are now available in the market.

In this blog, let’s discuss the ten best WiFi calling apps to check out in 2025.

What is WiFi Calling?

WiFi calling is a technology that enables phone calls to be made via a WiFi network rather than a cellular network. This technology is beneficial in areas with poor cellular coverage or where cellular network services are unavailable. With WiFi calling, you can make and receive phone calls using your smartphone or tablet, provided you have a WiFi connection.

10 Top WiFi Calling Apps in 2025

Are you tired of spotty cell service or expensive charges?

WiFi calling may be the solution you’ve been looking for. With WiFi calling, you can make voice calls over a WiFi network instead of a traditional cellular network.

Each WiFi calling app offers a range of features and benefits, including high-quality voice and video calls, end-to-end encryption for secure communication, and cost-effective ways to stay connected with friends and family. Depending on your specific needs, one of these apps may be the perfect fit.

1. Moon Dialer

Moon Dialer is the best WiFi calling app that offers an easy and affordable way to make calls and send messages over WiFi networks. It is available on both iOS and Android devices and can be used anywhere worldwide, eliminating the need for expensive cellular data or roaming charges.

One of the main benefits of using Moon Dialer is its excellent call quality. It uses advanced technology to make calls crystal clear, even in low bandwidth areas. It means you can have high-quality conversations with friends and family, no matter their location.

Unlike traditional phone plans, which can be expensive and restrictive, Moon Dialer offers flexible pricing plans that allow you to pay only for the necessary minutes and data. It can result in significant cost savings, especially for frequent travelers or those who make many international calls.

Features

• Unlimited calls, WiFi calling, and texting.
• Option to use a virtual number.
• Cheap international calls.
• Call recording and transcription.
• Customizable caller ID.
• Voicemail and call forwarding.

Pros

• Low-cost international calling rates.
• Call recording and transcription features.
• Customizable caller ID.
• Voicemail and call forwarding options.
• Simple and easy-to-use interface.

Cons

• Limited messaging capabilities.

2. WhatsApp

WhatsApp is among today’s most popular and widely used free calling apps. Owned by Facebook, the app boasts over two billion active users worldwide, making it a prevalent choice for connecting with friends and family.

In addition to its messaging and group chat features, WhatsApp offers high-quality voice and video calls over WiFi and end-to-end encryption to protect your conversations from prying eyes. The app also supports various multimedia features, allowing users to send their contacts photos, videos, and voice messages.

One of the benefits of WhatsApp is that it is available on both iOS and Android devices, making it accessible to a wide range of users.

Features

• Voice and video calling
• Messaging
• End-to-end encryption
• Group chats

Pros

• Widely used and popular app
• High-quality video and voice calls
• Strong security features
• Can be used on multiple platforms

Cons

• Requires a phone number to sign up
• Limited features compared to other messaging apps
• Limited usage

3. Skype

Skype has been another popular free calling app since 2003. Initially designed for computer-to-computer calls, the app has evolved to include support for voice and video calls on mobile devices.

The app also offers a range of additional features, such as messaging, screen sharing, and file transfers, making it a versatile tool for communication and collaboration.

Features

• Voice and video calling
• Messaging
• Screen sharing
• Group chats

Pros

• Established app with many features
• Can be used on multiple platforms
• Low-cost calls to mobiles and landlines with Skype credit
• Option to have a Skype phone number for incoming calls

Cons

• Video call quality can sometimes be spotty
• Requires strong WiFi connection
• Ads may be intrusive for some users

4. Facebook Messenger

Facebook Messenger is a popular free calling app that is integrated with Facebook’s social network. The app allows users to connect with friends and family through messaging, voice and video calls, and group chats from the Facebook platform.

One of the benefits of using Facebook Messenger for free calling is that it is widely used and accessible to many people. If you are connected with someone on Facebook, you can quickly initiate a call with them through the app, even if they are located in another part of the world.

Features

• Voice and video calling
• Messaging
• Games and filters
• Group chats

Pros

• Widely used and popular app
• Can be used on multiple platforms
• Can connect with Facebook friends easily
• Many features beyond just calling

Cons

• May be distracting with notifications and games
• Privacy concerns with Facebook as a company
• Call quality may not always be the best

5. Viber

Viber is a free calling app that was launched in 2010. The app allows users to connect with friends and family through voice and video calls, messaging, and group chats, all over WiFi or cellular networks.

Viber is known for its high-quality audio and additional features, such as sending stickers, GIFs, and files during calls. The app also supports end-to-end encryption to protect your conversations from unauthorized access.

Features

• Voice and video calling
• Messaging
• Stickers and games
• Group chat

Pros

• Many fun features to enhance communication
• Strong security features
• Low-cost calls to mobiles and landlines with Viber Out
• Can be used on multiple platforms

Cons

• Ads may be intrusive for some users
• Some features may require in-app purchases
• Call quality can be inconsistent at times

6. Google Duo

Google Duo is a free video-calling app launched by Google in 2016. The app allows users to make high-quality unlimited calls over WiFi or cellular networks on iOS and Android devices. One of the unique features of Google Duo is the ability to make calls with up to 32 people using the group calling feature. The app also supports end-to-end encryption to protect user privacy.

Google Duo’s user interface is simple and easy to use, making it a popular choice for people unfamiliar with technology. The app is also optimized for low-bandwidth connections, which is helpful for people living in areas with poor internet connectivity.

Features

• Voice and video calling
• Group calling
• Low-light mode

Pros

• Simple and easy to use interface
• High-quality video and voice calls
• Low-light mode helps in dim lighting
• Can be used on multiple platforms

Cons

• Limited features beyond basic calling
• No messaging feature

7. Signal

Signal is a free, open-source messaging app. While the app is primarily designed for secure messaging, it also supports voice and video call over WiFi or cellular networks.

One of the benefits of using Signal for free calling is the app’s focus on privacy and security. All Signal calls and messages are encrypted end-to-end, meaning that only the sender and recipient can access the contents of the communication.

Additionally, Signal’s code is open-source, so security researchers can review the code to ensure no vulnerabilities or backdoors.

Features

• Voice and video calling
• Messaging
• Privacy features
• Group chats

Pros

• Strong security features and focus on privacy
• Can be used on multiple platforms
• End-to-end encryption
• No ads or tracking

Cons

• Less popular and may not have as many contacts on the app
• Limited features beyond basic calling and messaging

8. Telegram

Telegram is a popular messaging app supporting voice and video calls over WiFi or cellular networks. The app is known for its security features, such as end-to-end encryption for voice and video calls and enabling two-factor authentication for added security.

One of the benefits of using Telegram for free calling is the app’s focus on privacy and security. Additionally, Telegram supports group calls with up to 1,000 participants, making it a popular choice for significant online events and remote work.

Features

• Voice and video calling
• Messaging
• Group chats and channels

Pros

• Can be used on multiple platforms
• No ads or tracking
• Many bots and integrations to enhance the experience

Cons

• Limited features beyond basic calling and messaging
• May not be as popular or widely used as other apps

9. Zoom

Zoom is a video conferencing app that has become very popular recently, particularly for remote work and virtual meetings. While the app is primarily designed for video conferencing, it also supports voice calls over WiFi or cellular networks.

One of the benefits of using Zoom for free calls is the app’s ability to support large groups. Zoom can support up to 100 participants on a single call, making it an excellent choice for virtual meetings or social events. The app also offers a range of additional features, such as screen sharing, virtual backgrounds, and the ability to record calls.

Features

• Video conferencing
• Screen sharing
• Virtual backgrounds
• Group chats

Pros

• Great for remote meetings and conferences
• Can be used on multiple platforms
• Virtual backgrounds can be fun and useful
• High-quality video and voice calls

Cons

• May be more geared towards business use
• Limited features beyond video conferencing
• Requires a strong WiFi connection for optimal performance

10. LINE

Line is a messaging app supporting voice and video calls over WiFi or cellular networks. The app is top-rated in Asia, with over 700 million registered users.
One of the benefits of using Line for free calls is the app’s ability to support group calls with up to 200 participants. Line also offers a range of additional features, such as stickers, games, and the ability to share files and photos.

Features

• Free voice and video calls.
• Instant messaging with stickers, emojis, and filters.
• Group chats with up to 200 participants.
• Timeline feature to share updates and posts.
• Games and quizzes for entertainment.
• End-to-end encryption for security.

Pros

• High-quality voice and video calls.
• Lots of fun features like stickers and games.
• Wide range of supported platforms, including iOS, Android, Windows, and Mac.
• Group chats with a large number of participants.
• Strong privacy and security measures.

Cons

• Ads are displayed within the app.
• Some features require in-app purchases.
• Limited integration with other apps.

Why are WiFi Calling Apps So Popular?

WiFi calling apps are becoming increasingly popular because they offer a cost-effective and convenient way to stay connected with friends and family, especially when traveling or in areas with poor cellular coverage. WiFi calling apps allow users to make calls and send messages without using cellular data or incurring expensive roaming charges.

Additionally, WiFi calling apps offer superior call quality and faster data speeds than traditional cellular networks. Users who prefer advanced recording or transcription tools can explore iPhone call recording apps for better call management.

Here are a few factors that have contributed to their popularity:

Cost-Effective: One of the primary reasons WiFi calling apps are so popular is that they are cost-effective. Instead of using cellular networks, which can be expensive and have limited coverage, these apps allow you to make calls and send messages over WiFi networks.

Easy to Use: WiFi calling apps are so popular because they are easy to use. Most apps are user-friendly and can be downloaded and installed on your smartphone in just a few minutes.

Reliable: WiFi calling apps are also very reliable, especially compared to traditional phone plans. They use advanced technology to ensure that calls are crystal clear and interference-free, even in low bandwidth areas.

Accessibility: WiFi calling apps are accessible to anyone with a smartphone and an internet connection. You can use them to stay connected with friends and family, regardless of location.

Additional Features: Many WiFi calling apps offer features that traditional phone plans may not have. These can include group calling, video calling, messaging, and other advanced features. It can make staying connected with friends and family easier, especially if you cannot meet in person.

How Can Moon Dialer Assist You With WiFi Calls?

Moon Dialer is a WiFi calling app offering excellent quality and affordable rates. With this best wifi calling app, you can make calls and send messages over WiFi networks, eliminating the need for expensive cellular data or roaming charges. Moon Dialer also offers a range of features, including call forwarding, call waiting, and voicemail, making it an excellent choice for people who need a reliable and cost-effective way to stay connected.

Here are some ways that Moon Dialer can help you with WiFi calls:

High-Quality Calls

Moon Dialer uses advanced technology to ensure that calls are crystal clear and interference-free, even in low bandwidth areas. It means you can have high-quality conversations with your friends and family, regardless of location.

Cost-Effective

Using Moon Dialer for WiFi calls can be a cost-effective alternative to traditional phone plans, especially for long-distance and international calls.

Easy to Use

Moon Dialer is user-friendly and can be downloaded and installed on your smartphone in a few minutes.

Reliable

Moon Dialer is also very reliable, thanks to its advanced technology. It uses a proprietary algorithm that optimizes call quality and minimizes latency, meaning you can have high-quality conversations even in low-bandwidth areas.

Additional Features

Moon Dialer also offers a range of additional features to enhance your calling experience. These include call forwarding, call waiting, voicemail, and various customization options.

Conclusion

WiFi calling apps have become increasingly popular in recent years, offering users a cost-effective and convenient way to stay connected with friends and family worldwide. With the abundance of free calling apps available on the market, users have various options depending on their specific needs and preferences.

Moon Dialer can meet your needs whether you’re seeking a high-quality voice, additional features, or a secure and reliable service.
By choosing a reputable app, protecting your data, and staying informed about the latest developments in the industry, you can enjoy the benefits of WiFi calling without compromising your privacy or security. Learning about VoIP Security can further enhance your understanding of how to keep your communication safe online.