We have introduced some well-designed clock apps, but if you like those cool gears and machine parts, the following clock app MechaClock may be more suitable for you.
MechaClock is practical and cool clock app developed by Tee-App Takuma Nakagawa, and designed for iPhone and iPod touch. The iPhone app features unique and elegant user interface, interesting machine-themed animation and matching sound effects, and all the digits consists of machine parts in order to offer you a machine-themed way to display the accurate time and battery status. Moreover, you can also conveniently adjust brightness and whiteness just via swiping the screen vertically or horizontally with your finger. Apart from that, the clock app supports both portrait and landscape viewing modes.
MechaClock with a size of 10.6 MB is compatible with iPhone, iPod touch and iPad running iOS 4.0 or later. The iPhone app is free for a limited time at present. If you’re interested, jump to App Store for more details.