What is a good keypress app.?

[ctepu1]

The app: SlideIt, vs. 7.0. Lots of customization, layout options.
The issue: The input when keying is off and there is lag, even in basic mode.
??: In full vs., is input improved, or is there a keypress app. of greater quality.

 

[Rukbat]

If you mean keyboard, I use SwiftKey Keyboard.