As expected, the latest update to MyWi has been released. The popular application allows a jailbroken iPhone or iPad to become a Wi-Fi HotSpot. MyWi 4 is now compatible with iOS4.
This newest version includes:
Faster performance
Lower battery consumption with consumption meter
Choose the "In Use" Indicator you want, either status bar or blue pulsing bar
Ability to adjust the transmit meter
See who is connected to your MyWi hotspot (IP addresses)
Connect your laptop over USB to a phone's 3G or Wi-Fi connection
MyWi 4 is available on RockYourPhone.com for $19.99, with upgrades from version 3.x for $9.99.