CAPS Wizard is designed for people who type with one hand using Sticky Keys, or for anyone who presses the Caps Lock key frequently by mistake. CAPS Wizard provides: A) on-screen indications of when the Caps Lock, Shift, Function (fn), Control, Option, or Command keys are pressed (or stuck on by Sticky Keys) or B) warnings that: 1) you have turned on the CAPS Lock and/or 2) you have typed a specified number (default 5) of keys with the SHIFT key (or Sticky Keys SHIFT) or CAPS Lock and/or you have turned on the Num Lock. CAPS Warn warns you regardless of what application you are typing into. The warnings can be visible, audio, or both.
Full Specifications
What's new in version 3.2
Improved compatibility across various Mac OS versions.