One of coolest application I found on the web, is the toolbox and is a directory of the best time-saving tools and apps, you just always get advised before searching for a tool on the internet. This is very good tool to search and explore for tools and applications that you may need, and save you from a lot of time.
Just take a look at it, and you will see, that applications that you never knew that exist, are available to use them.
I already found some interesting tools and apps and I am digging more. I am an enthusiast of this web-app!