For example, i have case in my flutter app when user can recover his password. In that case user will receive link on e-mail, and i want by clicking on that link, my flutter
So here, you must use a dynamic link.
The best solution is the use of Firebase Dynamic Links .
One of the advantages of Firebase Dynamic Links: Convert mobile web users to native app users
With Dynamic Links, you can seamlessly transition users from your mobile website to the equivalent content within your app. And because the links survive the app install process, even new users can pick up where they left off on your mobile site without missing a beat.
Another solution is to switch to native solutions: Android and iOS.