Senior friendly pickleball scoring app

Desktop software     A Windows or Mac program that installs directly on computer. Everything is stored locally, so: No monthly web hosting No database hosting fees No internet required during the tournament (except if people register online) Just open the program and run the event Excel with a custom interface     A developer can build a polished program that uses Excel in the background. Clicks buttons like: Create Tournament Register Teams Generate Schedule Enter Scores View Standings Print Results     She never has to edit formulas. Hybrid approach (probably the best balance) Players register online through a simple form (or the director enters them manually). Before tournament day, click Download Tournament. Everything runs offline from then on. After the tournament, optionally upload the results.