iPhone Web Apps combine the power of the Internet with the simplicity of Multi-Touch technology, all on a 3.5-inch screen. When you find a web app you like, you can put it on your Home screen for easy, one-tap access.
There are over 600 Web Apps available, I found many of them are useless to be honest. So,what are the best ones? iPhone Toolbox has carefully selected top 25 iPhone Web Apps for us. Feel free to share your favorite ones on the post as well.