Comment by hawe

If you're absolutely sure that you need a mobile app, and you say you validated that users say a mobile app is a needed as a solution for That Problem: How about you write a minimum app for That Thing to do that one (or 2) main thing that your service does, but not everything. If that'll have a good number of downloads, then that's a good validation. * A small product is also easier to outsource. * I did tiny test projects with applicants before, and it worked well.