After a long week, sometimes our minds need to be calmed by the sounds of simulated relaxation. The sound of the ocean, a chirping bird, a babbling brook, or white noise can sometimes bring such serenity to us. I wanted to briefly share two apps that I use on my Android phone and even change things up by sharing one that I use on my iPod Touch. Relax and Sleep for Android on AppBrain Relax and Sleep has a variety of sounds, none of which are extremely high in quality, but this sound app brings something I think is a little bit original. To paraphrase AppBrain, I'm able to play a mix of sounds and adjust volumes to make my own ideal ambient melodies. I like to get creative and combine the piano with the train. If that doesn't warp my mind, nothing will. Lightning Bug - Sleep Clock for Android on AppBrain Lightning Bug is similar to Relax and Sleep in that I can make combinations of sounds, but this is a little more themed. I've always enjoyed that the sounds don...