Data Collection and Synchronization

Basically, the requirement is to collect the data using android app in remote area. Remote area in the sense there wont be any internet connection. So the data needs to be stored in local db in android mobile and when there is a internet connection the used will sync with server to send/receive new data from centralized web server. In bullet points, 1. Create a android app with some data entry fields and save in local db. 2. Edit or delete to be provided in android app. 3. Data needs to sync with SQL Server. 4. Clear the local database once sync with server. Android app design: We may need 2 Photoshop design options for us to visually see the look and feel of the app. Please note: 1. Please share at least 2 of your android app sample to me privately. 2. Freelancer can go with Native/ hybrid android app of his own choice, but it should not affect the performance of the project. 3. Send a private message for more details.