From gizmodo:
Beware. Their website has an FAQ that even states:
Hoever....
Correct me if I am wrong but you would need either firmware 2.0 OR an UNLOCKED/JAILBROKEN phone to install aps.
If you Google "iPhone apps," the first thing that comes up is iPhoneApps.org, a site selling a bundle of "top 10" iPhone applications for $25 using "safe PayPal." Friends, there's nothing safe about this site. It's a scam. The iTunes App Store is the exclusive distributor of iPhone apps, period. Don't get your apps anywhere else. Tell your friends and family. If you're savvy enough to use Installer.app, this PSA is not for you, obviously.
Beware. Their website has an FAQ that even states:
Do I need any particular firmware version on my iphone to install your applications?
You can install our applications onto any iphone regardless of what firmware version is installed onto your iphone.
Hoever....
Does my iphone have to be unlocked to install your applications?
Your iphone does not have to be unlocked to install our applications.
Correct me if I am wrong but you would need either firmware 2.0 OR an UNLOCKED/JAILBROKEN phone to install aps.