Knack vs TrackVia
Knack makes it easy to build your own custom online databases and web apps. Easy tools for defining the data your app will use. Import records straight from a spreadsheet. Add visual elements like tables, forms, and calendars to display and update your database records. Publish your app to any website and device. Set user roles to define who can access your app.
TrackVia is an application platform that empowers end users to rapidly build their own business applications with zero programming, replacing generic software, databases or spreadsheets.