I am an ex-Microsoft/Apple software engineer with 15+ years of experience. My company has this app available in Windows Store: https://www.microsoft.com/en-us/store/p/monte-carlo-pro/9nk02k6r47gd. It is implemented w/C# and XAML… (Budget: $250 – $750 USD, Jobs: Android, C# Programming, iOS Development, Mobile App Development)
