I believe Textfree supports free texting internationally. The latest app also has offers for free phone minutes, free incoming calls and calls with other Textfree users, and even voicemail service now.
The iPhone 3GS is only available on AT&T, but newer models are available on more carriers.
yes there is unlimited texting on the iPhone 3gs and the iPhone 4.There is unlimited texting on all iPhones.
Right now you can get the iPhone through AT&T and T-Mobile. All you do is order a sim card and you can use T-Mobile on your iPhone. WHen it will be able through other carriers some people say will be in January when the iPhone goes to Verizon, and October when it goes to Sprint.
Yes there is a texting limit
You don't need to be jailbroken now that the iPhone supports most carriers. The iPhone 4 is physically unable to switch from GSM to CDMA carriers anway.
Via wifi. You will need to download a texting app
The iPhone will always be available on AT&T, but since 2010 they expanded to other carriers such as Verizon (2010), Sprint (2011), and T-Mobile (2013).
calling and texting
calling and texting
The iPhone has both SMS (for texting) and GPS (for mapping).
I don't believe any carriers still sell the iPhone 3GS or older, especially considering they offer the iPhone 4 now for free (with contract).
The iPhone app with a texting bird is Twitter, which features a bird logo and allows users to send and receive tweets. For iPod, the Twitter app is also available, enabling similar functionalities for users on that device. Both apps revolve around social networking and communication through brief text messages.