Hi,
How are you?
I can build an android application using indexed DB or Sq-lite for you. I can create a 3 pages in this website one page for customer record , 2nd page for display the customer saved data base with a search field, 3rd page for sales transaction for a customer. I can complete your website in a great way.
My skills are-Android, C# Programming, Java, Mobile App Development, PHP
Please response me.
Thanks.