iPhones don't lose their value quite as quickly as other smartphones. I sold a Verizon iPhone 4S for $300 on Craigslist a week ago. I'd have a hard time getting someone to buy my Verizon Galaxy Nexus for $200 on Craigslist, and they were released about the same time (iPhone was actually released before the Nexus).…

Solid Explorer is the best file management app. It's way better than ES File Explorer.

Holo Launcher has also a version called Holo Launcher HD. Same thing: emulating Jelly Bean behavior for all Android versions, and extremely lightweight