Ever have a hard time remembering when you performed your last water change? Can’t remember just how old those light bulbs are illuminating your aquarium? Current USA has a nifty little piece of software, called the NanoPlanner, that can keep track of all that stuff for you. The NanoPlanner is a widget you can download to your PC or Mac that reminds you when you need to perform certain tasks like water changes or adding top-off water. Choose up to 17 tasks on an unlimited number of aquariums. The widget also has recommendations as to the frequency the tasks need to be performed. And best of all, this software is 100% free! Current USA is just giving it away. The only thing you have to do is download it.