The main differences between AnimationController and Timer in Flutter are:
Relationship to Flutter: Timer is a general-purpose timer that can be used in any Dart code, while AnimationController is specific to Flutter and used for building animations[1].
Ticker: AnimationController uses a Ticker to drive the animation, which allows the animation to be muted, slowed down, or mocked. Timer does not have this capability[1].
Synchronization: AnimationController is synchronized with the Flutter rendering pipeline, ensuring that the animation updates are in sync with the screen refresh rate. Timer does not have this synchronization[5].
Lifecycle: AnimationController is tied to the lifecycle of the widget it is associated with. It is created in initState() and disposed in dispose(). Timer has no such lifecycle management[1].
Callbacks: AnimationController provides callbacks like addListener() and addStatusListener() to listen for animati...
