We currently have many mobile frameworks coming up. I currently use Ionic Framework, the latest version is a charm!
Ive heard good things about React.
hope it help you: https://webinerds.com/top-3-frameworks-cross-platform-mobile-applications/
We've built the apps with using React Native - works well
If you have a low budget, and you want to get it all at once.
You can not make a good application on the framework.