How Install AppSync 4.2 on iOS 4.2.1

1. Launch Cydia App from your iPhone Springboard.
2. Tap on Manage Tab at the bottom of Cydia App
3. Now touch on sources as shown in below screenshot

4. Now tap on “Edit”, and then on “Add”. You should now be prompted to enter a URL source as seen in the screenshot
below. Type “http://cydia.hackulo.us” and click on “Add Source”.
Now let the Cydia complete source adding process.
5. After Installation completes, tap on search tab of Cydia and source of “AppSync for OS 4.2” and tap on the Appsync app presented in search result and complete app installation process.
That’s it, you should now be able install .ipa files manually on iOS 4.2.1.
Disclaimer Note: Blogsdna.com don’t support or endorse piracy in anyway. This article is purely for educational purposes only. iPhone hacker community strongly opposes this app, so do we.