With the changing of the seasons, chance are we’ll all be doing plenty of organizing – putting things away and getting other stuff out. With the right apps, you can create a personal inventory to keep track of it all. Sortly is billed as the ultimate organizer app and for good reason. It’s easy to use, flexible and customizable. Create up to five levels of folders and subfolders, so you can know what’s inside a box within another box, for example. Users can add photos, videos, and important details such as serial numbers. The app is free for iOS with premium features available at additional cost. Nest Egg builds an…