Best shopping apps for your smart phone

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PHOENIX -- If you need a hand with your holiday shopping, look no further than your smart phone.

Ken Colburn of Data Doctors runs down four must-have apps for shoppers.

From parking to pit stops and everything in between, FastMall will help you find your way around the mall.

Amazon's Price Check for iPhone does the comparison shopping for you.

ShopSavvy 4 also makes comparison shopping a breeze.

Finally, Shopkick rewards you for just walking into your favorite stores. Simply checking in gets you points that you can redeems for products.