Duo Voice - Global WiFi Call 4.0.19 - App Store

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About Duo Voice - Global WiFi Call

New user LIMITED offers: Get 500 credits after registration! Duo Voice is a FREE calling app that offers international calling and quality of phone call locally and abroad. Use this Wifi calling app and enjoy free calls...

New user LIMITED offers: Get 500 credits after registration!
Duo Voice is a FREE calling app that offers international calling and quality of phone call locally and abroad. Use this Wifi calling app and enjoy free calls worldwide with any real phone number without worrying about expensive bills! Call for free and get in touch with people around the world!

(1) 100% FREE international phone call for more than 230+ countries or regions.
(2) New user bonus +500 credits. Multiple ways to earn app credits to make phone calls. 
(watch videos, complete tasks, invite friends and more.)
(3) Duo Voice uses an internet call (aka WiFi call, IP call, or VoIP call). Call your friends while you are under WiFi, 3G, 4G or 5G.
(4) Server worldwide to ensure the best voice quality.
(5) Unlike international calling cards, Duo Voice does not use your cell minutes.

WHY USE DUO VOICE:
- Free International Calling
Duo Voice is a 100% Completely international phone call app with no extra charge at all! Duo Voice can reach any mobile or landline number in more than 230+ countries or regions!

- Clear & Stable Voice
Duo Voice uses real telephone lines, which means we can guarantee a good crystal clear voice call quality, such as telephone calls from a landline! Duo Voice automatically detects and adjusts your connection speed to make sure more stable calls.

- Call Recording
Now it supports the call recording function, just tap the recording button during the call to record the call. one-tap recording, more convenient and faster to save important information during the call.

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

- High Quality Voice Call
Voice calls are sent to high quality Duo Voice's dedicated VOIP network so that you do not need to worry about bad reception, volatile calls or drops. Our system always finds the best telephone line (the best voice quality) in your neighboring region when you make the call.

- Earn credits
There are millions of ways to earn credits in our app, for example: daily check-in, friend invitations, watching ads, etc. To enjoy the best service calling, you simply just need a tap to earn FREE credits.

If you have any suggestions, please feel free to contact us via:
Email: [email protected]

Privacy: https://mmcallsapp.com/privacy
Terms: https://mmcallsapp.com/terms

Apr 18, 2024
Version 4.0.19
Bug fix

Thank you for using Duo Voice. If you have any questions, please contact us at [email protected].

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Previous Versions

Here you can find the changelog of Duo Voice - Global WiFi Call since it was posted on our website on 2023-06-20 12:32:59. The latest version is 4.0.19 and it was updated on 2024-04-19 19:35:06. See below the changes in each version.

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