Question: Is there an app builder that offers a collaborative workflow, hot reload, and premium support for developers and non-coders alike?

If you want an app builder with a collaborative workflow, hot reload and premium support, Nowa is a great option. The platform lets you build high-quality mobile, web and desktop apps with a visual design interface and custom logic. It's designed for real-time collaboration and has hot reload for fast development, and Nowa has a range of pricing options including a free tier and premium support.

Another top contender is FlutterFlow. It's a web-based tool for building modern apps with Firebase integration and API support, and it uses a visual drag-and-drop interface. It's got real-time collaboration, a UI builder with more than 80 Flutter widgets, and 170 prebuilt components. FlutterFlow can handle responsive app design and publishing to app stores, web or custom domains, so it's good for teams of any size.

AppMaster is a no-code platform that lets people build production-level web and native mobile apps without writing any code. It's got a drag-and-drop interface for creating data models, designing business processes and building apps. With features like AI-generated code and one-click publishing, AppMaster is designed to cut development costs and time dramatically. It's also got premium support and a sophisticated customer support system.

Last, Bubble is a full-stack no-code app builder that uses AI to help people create and deploy production-ready apps without writing any code. It's got hundreds of customizable templates, a drag-and-drop editor and collaboration tools for up to 40 real-time collaborators. Bubble's scalable and secure hosting and its range of pricing options make it a good choice for serious apps built quickly.