runtastic has Pedometer PRO (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE (regularly $3.99) for a limited time.

No configuration needed just push a button and start walking.

Every person should walk 10,000 steps per day, how many steps are you walking?

runtastic Pedometer keeps track of every step you take and lets you see whether you reach 10,000 steps/day as recommended. iPhone, iPod and iPad friendly.