First, you need to add cached_network_image Flutter package in your project by adding following lines in pubspec. yaml file . Cached_network_image both caching and lazy loading while scrolling on your app. The images under the view will not get loaded untill it comes to screen view on scroll.
Read moreHow do you speed up images on Flutter?
We have a simple yet useful method in Flutter which we can use to load our asset images much faster — precacheImage()! This method prefetches the image into the image cache and then whenever the image is used, it will be loaded much faster. However, ImageCache doesn’t allow to hold very large images.
Read moreIs Flutter a performant?
What’s more than that, Flutter apps have higher performance than Swift apps . Objective C and Flutter will be a wise choice if you want to develop a super-fast iOS app. For the apps with high load calculations Flutter is a good option for both, Android and iOS app development.
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