Staying connected in today’s globalized society has never been simpler with WiFi. From making free international calls and messaging colleagues overseas to cutting your mobile bill costs and saving money with WiFi calling apps. These apps use internet data instead of mobile minutes for voice calling. WiFi calling apps provide high-quality calls even in areas with weak cellular signals!
Here is our friendly guide to the top 10 free WiFi calling apps you should try in 2025.
Top 10 Free WiFi Calling Apps
1. Google Voice
Best for: Affordable international calling over WiFi
Google Voice is a reliable free WiFi calling app for international calls, perfect for both personal and professional use. It gives users a free U.S. number they can use with smartphones, tablets, or computers. Google Voice makes voice calling, text messaging, and checking voicemail easy using WiFi connections. Domestic calls in the US are free, while international rates offer cost-efficient calling solutions to frequently traveling or visiting loved ones abroad.
Pros:
- Free U.S. phone number
- Low-cost international calling
- Works across devices and platforms
Cons:
- Requires a Google account
2. Viber
Best for: International calling with extra social features
Viber offers free HD voice and video calls over WiFi between Viber users. Plus, group chats, fun stickers, video messages, and group calls add extra excitement and engagement in conversations. Moreover, with Viber Out, you can call landlines or mobiles outside the app at a competitive rate for international calling.
Pros:
- End-to-end encryption for privacy
- Fun stickers and multimedia features
- Works well on low-bandwidth connections
Cons:
- Requires Viber for free calling
Also read: How to Make a Private Call on iPhone and Android
3. WhatsApp
Best for: Global reach and simplicity
WhatsApp, with over 2 billion global users, is one of the world’s most beloved WiFi calling apps. Offering free voice and video calls as well as texting, messaging, file sharing, and group chat functionality across iPhone, Android, and desktop phones. It provides a straightforward means of staying in contact with friends and family alike.
Pros:
- Huge global user base
- Encrypted calls and messages
- Easy to use
Cons:
- Requires a linked phone number
4. Telegram
Best for: Privacy-focused calling and large group features
Telegram is popular for providing secure messaging. Now with free, high-quality voice calls over WiFi too. Offering channels, groups, easy file sharing, and efficient media compression technology. Telegram makes an excellent solution for keeping large communities together seamlessly.
Pros:
- Strong privacy and encryption
- Large file sharing up to 2GB
- Works well for group communications
Cons:
- Video calling features are basic compared to competitors
5. TextNow
Best for: Free US & Canada phone service
TextNow offers a free phone number for calling and texting within the US and Canada. You can make WiFi calls for free and buy credits for international calls. If you need occasional cellular service, TextNow also offers affordable data plans.
Pros:
- Completely free domestic calls
- Works on almost any device
- Affordable add-ons for global calling
Cons:
- Ad-supported free plan
6. Messenger
Best for: Calling friends on Facebook without sharing a phone number
Messenger by Meta is a free WiFi calling app without a phone number requirement. All you need is a Facebook account that allows instant voice and video calling between smartphones, tablets, and desktop browsers worldwide. Plus, it features group calls with fun filters and the capability of sending photos, videos, voice memos, or notes during chat sessions.
Pros:
- No phone number needed — just a Facebook account
- Works on multiple devices
- Supports group calls and fun effects
Cons:
- Requires a Facebook account
7. Discord
Best for: Gamers and online communities
Discord is one of the best WiFi calling apps available, making free voice and video calls over WiFi. Discord allows users to join channels and video chat sessions with friends or communicate directly using video calls, while screen sharing enables collaborative work projects.
Pros:
- Excellent voice quality
- Screen sharing and streaming options
- Large community support
Cons:
- Interface can feel complex for new users
8. Slack
Best for: Team collaboration and virtual meetings
Slack goes beyond messaging platforms. It also functions as a free WiFi calling app for meetings and team communication, offering audio, video calls directly within channels or direct messages, making collaboration easy in real time.
Slack’s features, such as screen sharing, integrations with Google Drive and Zoom, searchable conversation history, and screen sharing, make it the ideal platform for remote teams or businesses.
Pros:
- Great for organized team communication
- Built-in voice and video calling
- Integrates with hundreds of productivity tools
Cons:
- Limited features in the free plan
Also read: What is a Wireless Caller? Everything You Need to Know
9. Instagram
Best for: Social media lovers
Instagram may not come immediately to mind for free WiFi calling, but its video and voice calling services provide reliable results. Instagram is an ideal platform to stay in contact with followers while sharing photos, stories, and reels all in one place. It’s making quick phone conversations simple.
Pros:
- Built into the Instagram app
- Connects you with friends instantly
- Supports video, voice, and direct messaging
Cons:
- Limited to people you follow
10. FaceTime
Best for: Apple ecosystem users
FaceTime is a free WiFi calling app for iPhone users looking for clear HD video and audio calls with other Apple devices, or simply voice calling options if that suits you better. Group calls with multiple participants at the same time make FaceTime ideal for staying in contact with friends and family. Plus, since it’s built right into iPhones, iPads, and Macs, it’s super easy to use, fast, and secure.
Pros:
- Excellent call quality
- Works seamlessly across Apple devices
- Supports large group calls
Cons:
- Apple devices only
Things to Consider Before Choosing a Free WiFi Calling App
Selecting an effective free WiFi calling app can significantly enhance your calling experience. Here are a few key points you must keep in mind before choosing one for yourself:
- Device Compatibility: Ensure the app works on your phone, tablet, and computer. FaceTime only works with Apple products, while WhatsApp or Telegram support multiple platforms.
- Call Quality: Look for apps that deliver clear, stable calls, even on slower internet connections.
- Privacy & Security: If protecting your data is a priority, choose apps with end-to-end encryption and a strong privacy record.
- Extra Features: Some apps go beyond calling to provide group chats, file sharing, or screen sharing capabilities according to your needs.
- Cost & Restrictions: While the apps in this list are free for WiFi calling, some may charge for international calls or premium features.
- User Base: More people within your network who utilize one app will make connecting easier without switching multiple platforms.
Ending Notes
Free WiFi calling apps make staying in touch effortlessly and cost-efficiently, whether for personal chats, international phone calls, or team meetings. These apps feature clear calls with useful features without using up mobile minutes or raising phone bills, you are bound to find something suitable for both your device and needs! Enjoy seamless communications without incurring extra bills!
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