Ion 4 not only supports Angular, but also integrates with Vue and React.
cross-platform
Ionic4 can develop not only mobile apps but also Web (PWA).
Based on Web Standards
Ionic4 uses Web API technologies, such as custom tags and virtual Dom.
The design is beautiful
Clean, simple and powerful.
The threshold low
As long as you know Web development techniques, you can develop quickly.
The original reference: beta.ionicframework.com/docs/intro
Ionic3 Open Source project: github.com/artdong/ion…