Best for mobile-first internal tools built from existing data
Glide builds mobile-first internal apps from spreadsheet or database data, with an unusually polished result. Its pivot upmarket brought higher prices and stronger enterprise features than its spreadsheet origins suggest.
Best for developers building mobile apps who want to keep the code
FlutterFlow is the developer-adjacent option: a visual builder over Flutter that exports genuine source code. It removes the lock-in that defines this category, and expects more technical understanding than its rivals.
Best for building genuine web applications without developers
Bubble is the most capable no-code platform and the steepest to learn. It builds genuine multi-user applications with complex logic, at the cost of a learning curve closer to programming than to drag-and-drop.