Smart Scroll

Scroll Wheel Plus : Smoother, more comfortable scrolling for your trackpad or mouse. Hover Scroll: Just hover the cursor near the top or bottom of a window and relax, no need to keep scrolling.
Auto Scroll: Read more comfortably with automatic, hands-free scrolling. Scroll Keys: scroll from the keyboard with the same keys in all applications. Vector Scroll: popular with Windows and Firefox users, now available for all Mac apps. Other features include independent reversal of trackpad and mouse, trackpad and scroll wheel acceleration, and more.