The fun app that takes the pain out of planning when to wash your car. Just enter your location and the app will take care of the rest. The app shows a "Wash" sign against the day with perfect weather to wash your car during the upcoming week. Simply click the "Wash" sign and the app will give you the time on that day when the weather will be good to wash your car. You can save the date and the app will remind you of the date. You can also check the current day’s weather with just one touch. The data comes directly from one of the most reliable global weather data providers yr.no the Norwegian Meteorological Institute.