Temple run my friend
Hav u got skype
You'll have to buy the facebook app for free in the app store or you can get on facebook in safari but an app is recommended.
To get free ringtones on your iPhone 4s simply download and install the Free Ringtone Maker App.
if you mean instal app not from app store for free then you need jailbroken iphone/ipod. then goto cydia instal instalous 4 and you could download any free app in app store but some of app in app store not gonna have in instalous 4, but it 97% app is that instalous 4 have from app store. thx for reading
Yes you can text on the ipod touch 4. You need wifi and you have to download the app "Textnow" and you can text
The iPhone 4 isn't free.
Yes, Backgammon premium is the name of the app, from Trivial Technology. It's $1.99, it's worth it as most free options don't offer multi-player options.
What is Domo
You can not get Siri if you jailbreak a iphone 4. In order to get Siri you have to download the app.
Yes, the iPhone 4 can have iBooks, but you must download the iBooks app from the App Store first.
You should try iHealth. This app is currently available for the iPhone 4, iPhone 5, and the iPad3. https://itunes.apple.com/us/app/ihealth/id608852599?mt=8
Yes, there is an app for Skype.
Search it on the app store