CallU is a free calling app that offers full Free 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 more than 200+ countries.
(2) Multiple ways to earn app credits to make FREE phone calls. (watch videos, complete work, invite friends and more.)
(3) CallU uses an Internet call (aka WiFi call, IP call, or VoIP call). Call your friends WHERE you are while you are under WiFi, 3G or 4G .
(4) Server worldwide to ensure the best voice quality.
(5) Unlike international calling cards, CallU does not use your cell minutes .
You can call your loved ones without worrying about expensive bills. Download VOIP Wi-Fi calling online app and enjoy FREE calls worldwide around any mobile and landline! Call any cell phone, local or overseas today!

* Holiday LIMITED offers *: Get 200 credits after registration!
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WHY USE CallU:
Free International Calling
CallU is a 100% Completely FREE international phone call app with no extra charge at all! CallU can reach any mobile or landline number in more than 200+ countries! If you want to make FREE calls to USA, India, Nigeria, Pakistan, Bangladesh, Saudi Arabia, either FREE or at low cost, we are always the best FREE calling app. Even better than other international calling apps.

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

Earn credit
There are millions of ways to earn credits in our app, for example: game play, daily checking, friend invitations, watching ads, etc. To enjoy the best service calling for FREE, simplest just need a tap to earn FREE credits.

High Voice Voice Call
Voice calls are sent to high quality CallU's dedicated VOIP network that you do not need to worry about bad reception, volatile calls or drops. Our system always finds the best telephone line (the best and best voice quality) in your neighboring region when you make the call.
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CallU - Connecting you to your international friends and family anywhere. Start your FREE or low cost or cheap calls to USA, UK, Bangladesh, Saudi Arabia, India, Nigeria and Pakistan Today, enjoy FREE Wi-Fi calls!