AloMobile, application that allows you to make long distance and international calls via VoIP using your mobile phone’s WIFI connection, your mobile network (EDGE, HISPA, EVDO, LTE, 3G) or the phone's native dialer
BigTinCan Connect delivers VoIP calling rates on your mobile on your normal cell network - and flat rate domestic and international SMS and MMS services
BroadTouch MobileLink is a simple non-VoIP client that enables end-users to make and receive calls over their existing cellular service using their business identity. Users can dial and manage calls from their personal smartphones just as they would from their office desk phone, including tracking calls, picking up business voicemail, managing personal settings, and more
Comwave ePhone - Comwave ePhone BETA is the only BlackBerry® PlayBookTM Application that allows you make and receive phone calls on your BlackBerry® PlayBookTM. Sit on the couch, in the boardroom, or in your hotel room, you will be able to make and receive calls just like a regular phone…but from your BlackBerry® PlayBookTM
DeeDial - For Thailand DeeDial Customer. Install this application to your BlackBerry®. And you will be able to use our DeeDial VoIP service easily. Just call from your existing Phonebook and we will connect you with VoIP. Remark: You have to be member with http://www.deedial.com or call (662)-696-9500 for more information
EasyCallBack for BlackBerry - EasyCallBack allows you to make cheap international calls via 3G or WiFi from your mobile phone. Simply download the app, create an account, add some credit and start enjoying low-cost calls.
Calling someone is very easy. Start by entering the number you wish to dial
eSky Mobile for BlackBerry - eSky Mobile is a SIP softphone which allows you to make free calls over the internet. The app uses your phone's WiFi, EDGE or 3G connection to place the call instead of your plan minutes, saving on costs.
Calls to people on eSky are free, anywhere in the world
With Favafone on your BlackBerry® you save huge on your international and roaming calls. Favafone will use your Internet connection to route your outgoing calls through Favafone's VoIP network. This way you will avoid the high voice rates imposed by your mobile carrier
Freeje - it’s an application for cheap international calls from mobile phone which is great for tourists, people living abroad and people who need to call abroad