This App can keep track of the number of days passed since a particular date you set (e.g. your first date with someone). You can also name the and store the date, and set a photo as a background for the date.
Simplely to counting how long since that day till today, this App can help you to remember, and this App come with a very easy to use interface and nice graphic.
And not just one date, this "More" Version can set more than one date, modify other date.