I was a user of Photoshop and stopped upgrading it as it had more features than I really needed. I use some other tools but was looking around for a good cataloging program.
I am using a time-lapse processing tool (Panolapse) that integrates with Adobe Lightroom so I downloaded the 30-day trial. Bingo! Love it!
Here is an excellent eight-minute video that covers basic Lightroom use -- good stuff: