Duo Voice - Duo Mobile Calls 4.4.17

Duo Voice is a free calling app that provides high-quality phone calls both locally and internationally. With this Wi-Fi phone call app, you can enjoy global calls with any real phone number without the worry of expensive costs. It allows you to get in touch with people around the world.

- New user limited offers: Get 500 credits after registration!

WHY USE DUO VOICE:

• 100% FREE calls: Call any kind of phone and anyone you want.
• International calls: Easily reach more than 230+ countries.
• No SIM card required: Call wherever and whenever - no SIM card or phone number needed!
• Free credits are hidden in daily tasks, get them and make free calls!
• 500 credits limited offer for all new users after registration!
• Internet call allows you to call your friends over Wi-Fi, 3G, 4G, or 5G.
• Server worldwide to ensure the best voice quality.
• Unlike international calling cards, Duo Voice does not use your cell minutes.

You can call your loved ones without worrying about expensive costs with this phone call app. Download this VOIP Wi-Fi calling app, call free, and enjoy unlimited calls worldwide to any mobile and landline. Call any cell phone, local or overseas, today!

Free Calling

Duo Voice is a 100% FREE call app with no extra charge at all! By doing tasks in the app, you can easily earn credits to make free calls.

International Calling

Duo Voice can reach any mobile or landline number in more than 230+ countries or regions! Use Duo Voice to make global calls possible.

FREE Credits

There are millions of ways to earn credits in our app, for example: daily check-in, inviting new friends, watching videos, playing wheel games, etc. Just complete interesting tasks, earn credits, and make free calls! New users will get a bonus +500 credits. Make your first Duo Voice call right now!

Clear & Stable Calling

Duo Voice uses real telephone lines, which guarantees crystal clear voice calls of high quality. It automatically detects and adjusts your connection speed to ensure more stable calls.

Call Recording

Now it supports the call recording function. Just tap the recording button during the call to record it. One-tap recording makes it more convenient and faster to save important information during the call.

Hide True Caller ID

If you don't want to show your true caller ID when you call someone, try Duo Voice! It can effectively protect your privacy by hiding your true caller ID.

Call Conference

You can hold up to 8-way conference calls with crystal-clear audio and minimal lag.

Low Rates

Our calling rates are cheaper than most international calling apps. You can see the final cost of each call in the cost history. Also, your balance never expires.

Duo Voice - Connecting you to your international friends and family anywhere. Start your FREE or low-cost calls today. Get this free calling app and enjoy unlimited Wi-Fi calls right now!

Rate us 5-Stars (⭐⭐⭐⭐⭐), if you like us. Need help or offer suggestions? Contact us at [email protected].