Cheapest we have seen it. Daily Steals has the very popular Samsung Galaxy S3 Unlocked 4G Smartphone (Unlocked Version) for $499.99  Exp 2/21 This Smartphone retails for $700+ if you purchase from AT&T without a contract.

This chief rival to the iPhone 5 is probably one of the best Android Smartphone out today. Up to 9.2 hours of talk time. Fast Quad-core processor and huge 4.8in screen.

Consider purchasing an unlocked cell phone if you are on AT&T or T-Mobile and want a new Smartphone without a contract. Unlocked Smartphones allow you to subscribe to low cost carriers mentioned below and function internationally, so you can use the same phone abroad.

Important Information:

• Unlocked GSM cellphones work on AT&T and T-Mobile in the USA

• The cell phone box may arrive unsealed and the cell phone may appear previously handled. The unlocking procedure requires unsealing the box and manually handling the cell phone. In this case, the cell phone should not be considered "tampered with" or "defective".  We bought one and found it to be brand new.

Alternative:

Amazon is selling the White (not unlocked) Sprint version for $0.01 for New Contracts.

Samsung Galaxy S3 Specifications:

• Color: Black
• Large 4.8" AMOLED 1280x720 screen
• 1.4GHz quad-core Snapdragon processor
• 1 GB RAM
• 16GB built in storage
• 8MPixel camera w/ 1080p video capture
• Bluetooth 4.0
• Android 4.0 (Ice Cream Sandwich), Upgradable to Android 4.1 (Jelly Bean)
• MicroSD slot for expansion slot (up to 64GB)
• Wireless N Wi-Fi
• Near Field Communication (NFC) for transactions, data exchanges and other short-range wireless interaction.

Low Cost Service Plan with Unlimited Talk, Text, and Data

T-Mobile offers a web exclusive pre-paid plan great for unlocked phones:

• $30/mo for Unlimited Web & Text with 100 Minutes Talk

Straight Talk, a prepaid carrier that is owned by Tracfone and Wal-mart, sells micro SIM cards for the that cost $14.99 + Free Shipping.  You can pop these into any AT&T-compatible, T-Mobile-compatible, or unlocked GSM phone.

• $45 a month buys you unlimited talk, text and data with no contract or credit check.