From the category archives:

Mobile VoIP

3G and background calling now available with Truphone v4.0

Skype now available for Sony Ericsson Symbian smartphones

MOCall for the iPhone now works on 3G networks

Skypes new iPhone application introduces 3G calling functionality

New iPhone app with 3G VoIP/data

Truphone Gives Apple iPad Owners A Voice

Skype mobile for Verizon Wireless available

VOIP over 3G on iPhone: check!

Skype now available for Nokia smartphones in Ovi Store

IMplus for Skype with free VoIP calls comes to BlackBerry

fring 1st to bring 3G video & voice calls to iPhone!

VoIP over 3G enabled

Truphone First to Bring Wi-Fi Calling To Nexus One

WiFi calling now available on Truphone for Android

MO-Call provides cheap VoIP calls for the iPhone

Nimbuzz releases VoIP calling for Android!

Skype for Symbian beta release

fring it on Android!

Google welcomes Gizmo5

Truphone a first alternative to Skype or Gizmo5

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