Two developers named Arlo and Andy have developed iCall, a VOIP for the iPhone that allows for seamless swtiching to WiFi networks where available.
iCall Features
iCall is currently in beta, but offers the following features:
- Make and receive calls over WiFi
- Transfer inbound calls from your regular cell minutes to WiFi instantly
- Access your same address book
- Customize your voicemail options
More information on iCall can be found at the developer's site.
Source: EngadgetMobile.
