Event Jar is an event tracker help you to recorder any event you want.
When you taken a pill, drinked water, worked to something, changed remote controller battery.
After added a new event, choose a color and icon and you can start to record that events with only a tap on it!
You can customizable a lot of things from settings: color of button, disposition (horizontal or vertical), design of buttons...and more. 
You can set alarm when tot time is gone after your last event recored or when you want for remember you, example for take medicine.
And more features will be available in future