http://ipodtouchtricks.net/ipod-touch-tricks/voip-support-on-ipod-touch-2g-confirmed/ according to this site i guess you can
no because the ipod touch 4 is a newer version
If you can't access apps on the iPod Touch, then you should try updating the software version of your iPod Touch to the latest version.
No it doesn't. iMesh does not support Ipod touch/Iphones.
You Clearly Can But You Have To Download Version 3.1.2 On iPod Touch.
If u have version 3.1.3 or any version before it use spirit jailbreak. The benefits u get are free games and apps.
Spirit
There is no iPod Touch 5th Generation. The iPod Touch 4th Generation runs iOS 5.
The latest version of the iPod Touch weighs 4.05 ounces.
Assuming you have at least a 2nd generation iPod Touch (1st generation iPod Touches do not support iOS 4.) simply plug your iPod Touch into your computer and open iTunes. You will be automatically prompted to update your iPod Touch. If not, find your iPod on the left hand side. Click your iPod and your iPod's information will open. Click the button labelled "Check for updates" and your iPod Touch will be automatically updated to the latest iOS version.
that comes with ipod touch 4g
thats the ipod touch 4g