VoipBuster for iPhone - VoipBuster allows you to make cheap calls from your mobile phone. The app uses your phone's wireless connection to place the call instead of your plan minutes, saving on costs.
VoipBuster works anywhere there is a 3G, WiFi, GPRS or Edge connection available
FriendCaller Pro - Make free worldwide calls over Voice over IP or use text messages. FriendCaller to FriendCaller calls are absolutely easy and free. Just use your Facebook ID or email address to talk to all your friends instantly. There is no need to register for them
SuperVoip for iPhone - SuperVoip allows you to make cheap calls from your mobile phone. The app uses your phone's wireless connection to place the call instead of your plan minutes, saving on costs.
SuperVoip works anywhere there is a WiFi or 3G connection available
Acrobits Softphone for iPhone is a reliable and highly customizable SIP Client for iPhone. It features push notifications, multitasking, Google Voice integration, and more.
Please note that Acrobits Softphone is a SIP Client, not a VoIP service. You must have service with a VoIP provider that supports use on a standard SIP client to use it
FriendCaller Video Chat - Make free worldwide calls over Voice over IP or use text messages. FriendCaller to FriendCaller calls are absolutely easy and free. Just use your Facebook ID or email address to talk to all your friends instantly. There is no need to register for them
iSipiPhone, iPad, iPod Touch, Apple iPhone OSVersion: 4.9.1 updated Upload date: 19 Jun 13 Tags: Internet & Communications
Commercial 5.99 $
iSip (formerly known as SipPhone) is the first native SIP/VoIP application for iPhone. All calls are made directly to the SIP provider, no middle-man like customized proxy involved, so no voice delay and call quality is excellent.
iSip supports Apple's push notification service, so you can receive the notification message about new incoming call anywhere
Scydo for iPhone - Scydo allows you to make free calls and chat with other Scydo users via your phone's 3G or WiFi connection. You can use the app to call all your friends and family anywhere in the world for free as long as they also have the application installed on their iPhone or Android. You can also make cheap calls to non-Scydo contacts
Vopium (iPhone) - Vopium is a free application which enables you to make cheap international calls. Download Vopium today, register as a user and save up to 94% on international calls. You receive 5 free call minutes try out the service. No monthly fee, no call set-up charges or hidden fees. Only pay for the minutes you talk
iSipSimple - iSipSimple is a SIP client for iPhone and iPod touch. With it, you can make cheap VoIP calls via WiFi using any VoIP provider. You can also setup the SIP server in your own organization
Voxofon for iPhone - Voxofon allows you to make international calls and send SMS to your connections abroad, for free or with very low rates. Just download the app and get up to 30 minutes of talk time for free. Registration takes a few seconds, then you are ready to make a call. You can buy Call Credits easily and securely from within the app with your iTunes account
