Windows: Keeping your system clean is important because it optimizes performance, improves stability and saves disk space. And now it's easier than ever thanks to FCleaner Portable, an efficient cleaning tool that uninstalls software, erases junk files, manager start-up apps and removes usage traces. All in one, and all in a handy pocket-sized, portable app.

Mac: Having problems sending large files by email? Pando is based on a P2P network that enables you to send files of up to 1GB in size by email or by publishing it to the web. It supports all multimedia file types including video, audio and photos meaning it’s great for people who deal with audio-visual files regularly.

iPhone: If you enjoyed playing the board game Connect Four as a kid then make sure you install Touch4 on your iPhone. The game is a fun simulation of the original which will keep you amused for hours. The best thing about Touch4 is that it allows you to play against other people either locally, or across the globe via the Internet.