Yes! You can now port Siri voice assistant on your jailbroken iPhone 4 or iPod touch 4G without having iPhone 4S in hand and without buying any Siri proxy server. JBN has posted step by step video guide on how to install Siri on your non-iPhone 4S device.
Note: Since the server is overloaded, you may incur some connectivity issues, however.
Disclaimer: We haven’t test this on our device yet and we should not be held responsible if something goes wrong. However, we have received reports that it does work. Do at your own risk
Here is how to install Siri on iPhone 4 and iPod Touch 4G [VIDEO]
Step 1: Jailbreak your iPhone 4 or iPod touch 4G using Redsn0w on 5.0.1
Step 2: Launch Cydia and add the Source repo.siriport.ru to Cydia
Step 3: Install “Siriport”
Step 4: Reboot
Step 5: Download iPhone 4S certificate file by visiting siriport.ru/1.crt (or cydiablog.com/siri/. Email the certificate file to yourself and then open it on your device from your email.
Step 6: Reboot
Step 7: Activate Siri and say “Hi Siri” Siri won’t work, wait 1-4 minutes and try again. (Say “Hi Siri” again)
Step 8: Repeat step 6 until Siri is activated
After Getting Siri on your non-iPhone 4S device you may install any of the 10 Siri jailbreak Apps that will supercharge your Siri experience. In case you are looking to configure you own proxy server, here is the guide which will take you through all the steps required to port Siri assistant on iPhone 4 and iPad 2.
Let us know in comments, if it works for you or not. Follow @JAlLBREAKS for more on Siri port.
[ UPDATE 1]: We have tested the port and it works great, on our first attempt we had no answer, but after about 30 minutes Siri worked perfectly on iPhone 4, so we recommend you to try if the first attempt did not receive any response.
NOTE: Clicking on this link you can check if the servers are running, and number of people using the port: Server Status SiriPort
[ UPDATE 2]: SiriPort 1.3-1 Updated to Fix Bugs and is More Responsive, Stable on iPhone 4, iPad 2
[UPDATE 3]: A new version of SiriPort 1.4-0 is out which fixes number of Bugs and improved support for the iPad 2