Adobe has released a new version of Lightroom, bringing the venerable photo management and editing software to version 4. Full version is priced at $149 and the upgrade is priced at $79 for existing users. For a limited time, Adobe is also offering free shipping on Lightroom 4 upgrades and purchases. If you have yet to purchase Photoshop, you can add on Lightroom 4 for an additional $99 to complete your workflow. Check out Adobe for additional information.