The FREE version of Swip is called SwipSwap. SwipSwap lets you exchange contact information over WiFi and Bluetooth. SwipSwap 4.0 is now a fully native iPad application.
SwipSwap is free and you can see how it works for yourself. SwipSwap is fully interoperable with Swip and visa-versa. Try SwipSwap at:
More information about SwipSwap is available at:
