In the age of technology, making phone calls is no longer limited to traditional phone lines. With the rise of smartphones and internet connectivity, people can make calls using various apps that allow unlimited calls with Wi-Fi or data. These apps are not only convenient but also cost-effective, making it an ideal choice for people who want to save money on their phone bills. Here are some of the best free calling apps for unlimited calls with Wi-Fi:

1. WhatsApp

WhatsApp is one of the most popular messaging apps that allow users to make voice and video calls for free. The app uses end-to-end encryption to secure your communication, ensuring that your calls and messages remain private. With WhatsApp, you can make international calls to other WhatsApp users without any additional charges. The app works on both iOS and Android devices and is available for download on the App Store and Google Play Store.

2. Skype

Skype has been around for a while now and is one of the most popular communication apps that allow users to make free calls. The app offers video and voice calls, as well as messaging and file sharing. Skype can be used to make international calls to non-Skype users at a low cost. The app is available for both iOS and Android users and can be downloaded from the respective app stores.

3. Viber

Viber is another messaging app that allows users to make free voice and video calls. The app also offers messaging, group chats, and file sharing features. Viber has a user-friendly interface and provides high-quality calls. The app supports up to 20 participants in a group call and can be downloaded on iOS and Android devices.

4. Facebook Messenger

Facebook Messenger is a popular messaging app that allows users to make free voice and video calls. The app also supports messaging, group chats, and file sharing. Facebook Messenger can be used to make international calls to other Facebook Messenger users for free. The app is available for both iOS and Android users and can be downloaded from the respective app stores.

5. Google Duo

Google Duo is a simple video calling app that enables users to make face-to-face calls. The app provides high-quality video calls with end-to-end encryption. Google Duo is available for both iOS and Android users and can be downloaded from the respective app stores.