Car air conditioning problem

Do you have air conditioning problem A/C in your car? Can we detect the problem?
By elimination, our application is going to found the possible problem of your A/C. This
method is used a lot in repair garage, to have a first orientation to found the problem.
You won't fix it, but you could be able to find the reason or to have an idea.
A totaly free app that we have made in order to help everyone,