Reflex trainer is designed to improve all of your different reflexes, depending on which ones you need the most help with.
Want to start a track race faster? Try auditory.
Want to be as quick as an F1 driver? Practice visual and tactile.
Want to react to Youtube scare pranks faster? Try visual and auditory.
Have fun training!
Also, let me know if there's anything you'd like the app to do, or if you encountered any problems with it.