There is no support desk and no ticket queue. Mail lands with the person writing the code, which is why it gets answered.
Use the feedback button in the corner of every screen. It carries the page you were on and what your club was doing at the time, which saves a round of "which bit, exactly?", so it is the fastest way to get a bug looked at.
If you can, include these. It usually turns a week of back-and-forth into an afternoon:
Worth saying plainly: the roadmap is mostly made of things clubs asked for. If your club does something the app makes awkward (a sevens circuit, a colts side, a fundraiser with a format we haven't thought of) describe how you do it now and it gets read properly.
Anything about your club's data, whether that is a copy of it, a correction, or deleting it, goes to the same address. See the privacy notice for what we hold and how long for.