If you like the idea of free phone calls, then you've got to download Viber. Calls and text messages are free to other Viber users no matter where they are in the wolrd. For now, Viber is just on i-phone but it's in the works for Android and Blackberry.
If you've ever wished for a personal assistant, now you can have one with Siri. Siri will-call you a cab, find the nearest gas station or make dinnner reservations. You can type your request or speak it into the phone. Siri can learn overtime, it adapts to your preferences.
If you prefer to save money, you're going to love Hotel Tonight. It books same-day hotel rooms at crazy low prices up to 70 percent off. Just type where you want to stay and Hotel Tonight will find you three rooms in three price categories.
It makes booking a last-minute hotel room appsolutely no problem.
FOR MORE INFORMATION:
Viberhttp://www.viber.com/*iPhone
Sirihttp://siri.com/*iPhone, Blackberry
Hotel Tonighthttp://www.hoteltonight.com/*iPhone