There are a lot of cross-platform mobile app development tools to choose from, and the right choice depends on your needs, requirements, and concerns. Also, one should bear in mind that tools are continually changing and updating; that is why you have to keep an eye on them all the time to pick up the best option. Here is a short list of factors you should consider before choosing the right cross-platform mobile development tool:
Reliability
It is always good to know what popular companies use for their apps. You can take Facebook as the benchmark.
Budget
When budget plays an essential role in the development process of a mobile app, you can go for open-source, cross-platform mobile app development tools. For example, React Native and Ionic are one of them. It would be a wise choice as startups have a lot of things to spend their money on, for instance, paying salaries to employees or renting a modern office, so you should spend your budget wisely.
Support of Tools
Pay close attention to the support of cross-platform mobile development tools. If you encounter any issue while developing your app, you can address a community to solve the problem. For instance, React Native, Ionic, Flutter have large support communities of users, and there is a readable documentation and websites to help developers with challenging projects. This means that you will be able to troubleshoot any problem