Call free via SMS with Raketu.

I'll list it already. Sounds like something that Skype should and could have done.

" Raketu releases Raketu for iPhone. Now you can use your iPhone to make phone to phone calls, sms-texting, email and more all at Raketu's free or low cost rates. Check out: http://iphone.raketu.com/

Raketu releases RakSMS calling. That's right! Now on any mobile phone you can send an sms-text message to Raketu and we will make a call between any 2 phones! No download, No internet connect required.

Raketu still has the best rates, and free calling. Signup and make a payment to your Raketu account, and you'll receive up to 1200 free minutes a month for 3 months! The free minutes can be used for phone-to-phone and pc-to-phone calling. PC-to-PC calling is always free. "

Check out http://www.raketu.com/ for details.

Testreport : not available yet. Have not received and free test-credit.