Simple shopping list app. App's features: - Multiple shopping lists - Product categories - Price, product quantity, custom quantity units - Calculation of total price of a list - Tax calculation - Customizations of app's UI through settings (font size, buttons in lists etc.) - Sharing of lists via standard android share dialog - Optional synchronization of lists and settings across your devices. Synchronization is performed using your Google Drive account. If sync is enabled then after any changes made in a list or in settings, sync will be made automatically. To get updated data from Drive on another device, you have to perform sync manually (from the menu).