Skype 2.0 was a major update for the popular voip app for iPhone as it allowed users to make voice calls on 3G network however, skype-to-skype calls were supposed to be free only for a limited time (August 2010).
Skype Version 2.0
- Near CD-quality sound for Skype-to-Skype calls using wiseband audio (SILK codec) on iPhone 3GS and 2nd generation iPod touch.
- Enhanced call quality indicator.
- Improved start-up time.
- Fast access to the dial pad from iPhone home screen.