Hi Sanjay, Neartail is a web app. You can use a browser to access it on any device to create your forms and manage them. Neartail also has native iOS and Android app. Customers can use the app to place their orders and track them. Store owners can use this app to manage orders and communicate with customers. https://near.tl/inbox

Currently Neartail supports the following the date validations only. - Allow only future dates - Allow only past dates - Allow only future dates with lead time - Allow between two dates If you would like to allow the users to select from the specific set of dates, you can add a dropdown question with the preferred list of dates as answer choices.