It offers three types of scroll mode: Compatible mode scroll closely simulates a mouse scroll wheel and is suitable for most uses. Smooth scrolling mode may not work properly on some applications.
The third option Smart mode enables smooth scrolling by default and you can enable compatible mode for specific applications. You can do this by scrolling within the application while keeping SHIFT+ CTRL + ALT keys pressed down. The settings will be remembered. You can download Two Finger Scroll at source
