Required a Hybrid Mobile/ Xamarin Mobile APP for Android and IOS with following features: 1. User Self Registration. 2. User Login. 3. User fills out Covid-19 Self Certification form everyday (answering covid-19 specific questions on his/her health) and submits. 4. Data stored in MS SQL Server database through REST API. 5. Based on User submissions, user can see his/her Covid-19 Health status. 6. Admin can download excel file with Forms submitted by all/specific users in a date range. 7. Developer to assist submission to Android and IOS App stores