Those in the market for an iPhone might want to check out Best Buy sometime today.

Best Buy and Best Buy Mobile stores are offering consumers the chance to grab an 8 Gigabyte iPhone 3GS free of charge. The deal is available exclusively to those looking to upgrade or purchase a new two year activation.

Although the iPhone 3GS isn’t the newest or most slim iPhone on the market, the Apple handset is quite a worthy phone. The sale is limited to August 22, today, only.

According to Best Buy the offer is exclusive to in store sales.