iOrienteering allows you to find events, take part in them and time yourself. The app is very easy to use, with a welcoming layout and intuitive function. The whole app is designed to be translated into your regional languages, so if you would like the app in your local dialect, then please offer to help with the translation.
For organisers, it is It is simple to create courses. Private base courses can be created, then copied and modified to create hundreds of new courses using the same controls. All the markers are universal and can be used in multiple courses or multiple times in the same course.
Have fun with it. See what you can create.