Google Ads App:

Digital marketers won't exist without understanding Google Ads Manager (it's a lifesaver!). Google Ads Manager is now available in-app!
You’ll be able to see the following and more;
Campaign stats
Update bids and budgets
Get real-time alerts and notifications
Call a Google expert

Xianyu: Alibaba (M-Commerce App)
Alibaba built Xianyu using Flutter which now has 46+million monthly users worldwide. Xianyu is one of the world’s biggest E-commerce (now M-commerce too!). And they most recently launched the search by image feature.

Alibaba chose Flutter mainly because of the Dart language as it is a well-suited reactive programming language.

Reflectly:
Reflectly is a personal journaling app that uses artificial intelligence to boost positivity and productivity while reducing negative thoughts (AI). Around the world, Reflectly has 10 million downloads and 2.5 million users.

Realtor:
One of the greatest apps for discovering properties is Realtor, which has its headquarters in Santa Clara, California. You may plan a visit and stream the app on a TV to get a full picture of the rental home. The app also includes a built-in mortgage calculator. There are many further features to anticipate.

Postmuse:
By utilizing STORY TEMPLATES, PostMuse is the STORY EDITOR that enables you to create visually appealing stories. In addition, emoticons, cursive fonts, and photo effects facilitate creativity. This app is built with Flutter frameworks. Also helps users recommend the Best picture. so that the social media marketing you do seems professional.

You come to the Final part.

We have also built a Taxi app like Uber using Flutter framework.
The question is What is Uber clone?
Uber clone is a Taxi app solution that is 100% customizable and scalable. This is one of the high-performing on-demand apps in the market. Flutterapps.io, who designed the Uber clone using Flutter framework has ensured top-quality performance for the app.
These are some of the high-performing apps that you should be knowing before considering Flutter for your app development. I hope you enjoy reading the Top apps built using Flutter.