Free 6-hole trial version available on https://play.google.com/store/apps/details?id=appinventor.ai_peteraco3.MatchplayGolf_FreePlay

Track and display scores of up to 4 matches on one device. Cast the screen to Chromecast or other compatible device to display in the clubhouse on a large screen as the results come in. Screenshot the results to your friends or social media
A live, online version with cloud database storage is also available on request for a fee of 19.99 GBP via google pay, allowing simultaneous display and update of real-time match scores on multiple andriod devices. Request bespoke screen images for your club or society.