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Flutter is swiftly gaining popularity as a framework for developing cross-platform mobile apps. It may be used to create simple, feature-rich programs for various operating systems while retaining native speed and visual integrity.

It also features a hot reload feature that refreshes UI content automatically when the code changes, making coding easier to understand.

Flutter is the world’s second most popular cross-platform mobile app development framework of all time, according to Statista.

Let’s get started by learning everything there is to know about flutter app development and what flutter is all about.

What exactly is the flutter app development?

In the days when Objective C/Swift, Java, and Kotlin were the primary languages for mobile development, it was expensive to build apps. You had to create two distinct apps, which meant you had to repeat the process.

Numerous frameworks for developing cross-platform apps in HTML5 and JavaScript have been developed to address this issue. In recent years, flutter frameworks have gained popularity among enterprises, entrepreneurs, and cross-platform toolkits such as PhoneGap, Xamarin, and React Native.

Only flutter can enable a responsive style for mobile apps without requiring a JavaScript bridge, which allows it to compete with React Native, its cousin, and direct competitor. It works well with various systems, including Android, iOS, Linux, MAC, Windows, as well as Google Fuchsia.

Flutter application development’s primary characteristics

The reliability of the platform and the performance of business apps are extremely important to any company. Customer retention and satisfaction are further aided by flutters’ real-time support and fast upgrades.

Hire flutter app developers to power and construct a robust business solution that includes the following features:

1. Stable and productive

Flutter’s ready-to-use gadgets ensure that the platform remains stable. Its syntax necessitates fewer lines of code, making debugging and updates simpler. It enables a flutter developer to write code more quickly and efficiently.

2. High performing

Flutter applications are compiled directly into machine code, which eliminates all interpretation code mistakes. It improves the app’s performance and makes it more competitive in the cross-platform market.

3. Resource-saving

A high-end compilation needs to be implemented in rendering engines for customized app development, and flutter is the finest to present resource usage for the same. As a result, a business needs a flutter app development company that can simply assemble resource-saving by altering the user interface to shift it to a platform.

4. Competitive development

Flutter offers a more beneficial and cost-effective workflow than other cross-platform languages. In addition, establishing a flutter mobile application requires fewer man-hours than native programming.

5. Faster time to market

Flutter apps take less time to develop than apps developed in other programming languages. Furthermore, because these applications use speedier coding, the load time will be reduced, allowing them to access the market sooner.

Layers in flutter’s architecture

Flutter is bundled in three layers, much like any other native application:

1. Framework layer

Most developers will interact with flutter through the framework layer. The Dart-based flutter framework provides a reactive and modern framework.

It consists of the following components in the framework layer:

  • Rendering
  • Widgets
  • Material and Cupertino

It also includes core classes and building block services such as animation, drawing, and gestures, which are essential for developing a flutter application.

2. Embedder layer

Using a platform-specific embedder, an application can gain access to services, including accessibility, rendering surfaces, as well as input.

The embedder is built in a platform-specific language for Android, such as Java and C++, Objective-C/Objective-C++ for iOS and macOS, and C++ for Windows and Linux.

Using the embedder, flutter code may be added to an existing app as a module or as the entire application’s content.

3. Engine layer

Every time a frame must be painted, the engine layer handles input, output, network requests, and a challenging rendering translation in C/C++.

Skia is flutter’s rendering engine, and it’s revealed to the framework via the Dart: UI package, which wraps the main C++ code in Dart classes.

Flutter mobile app development’s benefits

Flutter has several benefits that help it to outperform the competition. These benefits are built into flutter’s programming language as well as development tools, allowing it to address problems that other languages can’t.

1. Code reusability

By far, the most time-consuming aspect of native app development is writing code for an iOS app and then writing another unique codebase from scratch for the Android version of the same app. It takes as much time as creating two apps, but you only get one in the end.

Developers can create a codebase that is reusable on Android, iOS, and even the web and desktop with flutter’s code reusability. This shortens the development process and lets you launch your app considerably more quickly.

2. Quick UI coding with ready-made widgets

A widget is an innovative feature that lets you build an interface using various building elements. In flutter, any item, including buttons, padding, and fonts, is a widget. Widgets may be used to form layouts, and you can use them at any level of customization, from the most basic to the most complex, as long as you use the same tools to create your widgets.

It is convenient for rendering flutter widgets in trees, but this may complicate the overall structure.

With the flutter app development tools, UI development and modification, which takes a lengthy time in cross-platform development, takes a fraction of the time.

3. Hot reload

Developing apps with Google’s flutter is a snap, thanks to the fantastic hot reload feature. It’s the feature that has gotten the most attention and praise from flutter engineers worldwide. Remember when you had to reload the entire application to see the tiniest code changes you made? You don’t have to do it any longer.

Whenever you change the code in Flutter, it reflects in the app immediately. As a result, you can make adjustments on the fly and test as many versions as you like, all while seeing how they influence the app on your screen. So go ahead and try all of your fresh and original ideas, add new features, play with the code, and repair errors on the fly with flutter’s hot reload functionality.

4. Faster apps and better design

Users quickly remove apps that take a long to load. You may already be losing clients and falling behind your competitors if your Android app or iOS app is slow to load and respond. Flutter-based apps load faster, allowing your users to immerse themselves in the experience rather than waiting for it to load and deciding whether or not they should abandon it.

The Skia Graphics Library, which is a fast and powerful open-source library with a robust backend, is used in Google’s flutter. As a view changes, it redraws the UI, resulting in rapid app loading at 60 frames per second. As a result, consumers like the app’s speed and smoothness. When it comes to rendering user interfaces, flutter’s bespoke widgets are a dream. This not only aids in the creation of excellent visuals for your mobile applications, but it also does it with unrivaled ease and speed.

5. Mild learning curve

The availability of excellent documentation and many examples is another primary reason why Google’s flutter is gaining popularity with developers. And for developers who wish to master a new platform, this is critical. Flutter uses the programming language Dart, which is the simplest. The flutter framework enables mobile application developers with only rudimentary coding skills to create prototypes and apps. Previous app development experience is not necessary to master Flutter programming.

It’s also crucial for experienced developers who are already familiar with flutter app development because they can readily spot problems in the language design or the toolkit itself. Flutter app development is popular because of its comprehensive documentation and welcoming software developer community, which brings together experts and beginners who are eager to help and share their app design models and development templates. Here, a friendly atmosphere reigns supreme, allowing a diverse spectrum of users to quickly develop the flutter technology.

Flutter mobile app development’s drawbacks

There are no such things as ideal technical keys, and flutter is no exception. Although its flaws aren’t deal-breakers, there are a few reasons why it isn’t the best toolset for a certain project.

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1. Lack of third-party libraries

Third-party libraries and packages have a significant impact on software development because they give developers access to certain functionality. These third-party libraries are typically free, open-source, pre-tested, and easy to find. For the time being, you might not be able to find all of the features you require for your project.

However, because flutter is a new framework for mobile app development, finding free packages and libraries is difficult. The tool is still evolving and improving. As a result, you’ll either have to wait for this toll to be operational or find another option for long-term development.

2. Only a few developers use Dart

Dart programming language used to create flutter apps, has a relatively tiny app developer community compared to JavaScript.

3. Weak iOS features support

Because flutter is a Google product, the quality of iOS app support suffers. If the majority of the SDK functionalities work correctly on Android, there are issues with iOS.

For example, on Apple devices, the application deletes all EXIF data upon taking a picture. As a result, the photo has the incorrect orientation, location, date, and gamma. The unique features available in iOS today (Voiceover, Guided Access, Captioning, and Audio Description) are practically nonexistent.

Top apps developed using the flutter framework

Flutter assisted the development of numerous modern applications, including Google Ads, Xianyu by Alibaba, and Hamilton, as a feature-rich and unique SDK. Flutter’s features will help any app expand faster.

It is always astounding to see what others have accomplished with flutter and how flutter simplifies and streamlines the development process for mobile apps for those who haven’t used it yet.

1. Google Ads

Google ads  This is a smartphone app that lets you manage Google ad campaigns. It’s a slimmed-down version of a desktop platform that allows you to track ad output from anywhere — not just your office.

Campaign statistics, real-time bid and budget updates, live notifications, keyword tweaking, and the option to contact a Google specialist are all included in the app. It’s both easy to use and attractive to the eye.

2. Cryptograph


Using this flutter app, you can monitor and track the most recent developments on over 1600 cryptocurrencies across the globe, including Bitcoin, Ripple, Dogecoin, and Ethereum. Using the Flutter-powered Cryptograph smartphone app, users can track the history of market movement for their chosen crypto in real-time.

Cryptograph keeps track of over 1,600 cryptocurrencies, including Bitcoin (BTC), Ethereum (ETH), and Ripple (XRP). The software shows currency conversion rates, lets you pick and add coins to your favorites for quick monitoring, and much more.

3. KlasterMe


The developers can use the flutter framework to build a social media website. You can customize your own page by adding photos, blogs, essays, surveys, as well as contest submissions on this content-sharing website. Users can share their creations with the wider public through the software.

KlasterMe uses only content from other KlasterMeers to create a pleasing presentation and simplify publishing.

4. Hamilton


This is the official flutter app for Hamilton, one of the most well-known and award-winning Broadway musicals. Its purpose is to inform the band’s large fan base about all music news.

The Hamilton app features a karaoke function for those who wish to sing along to their favorite songs, as well as a regular quiz game, access to a range of Hamilton lottery games, and unique movies and slideshows. The user interface is fantastic on both platforms.

5. Watermaniac


Watermaniac is a flutter-based water monitoring application. It aids users in keeping track of how much water they use on a regular basis. Users can set up recurring targets, track their consumption history, and receive timely reminders for their next consumption.

An app developer may simply manage as well as enhance this application using flutter. People can use this app to monitor how much water they drink throughout the day in order to maintain a healthy balance.


Flutter app development enables organizations to create native-like apps on a budget and simultaneously publish them on Android and iOS. We, as a mobile app development company, can assist you in achieving your business goals and building the finest mobile applications for your needs.

Our wide portfolio and in-depth grasp of the technology qualify us to assist small and medium-sized businesses in developing high-performance apps with an exceptional user interface based on our market presence, technical capabilities, as well as client reviews. We develop applications that appeal to users and are available on the market in less time using flutter development tools.

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I’m Rajeev Sharma, Co-Founder and CEO of Markovate, an innovative digital product development firm with a focus on AI and Machine Learning. With over a decade in the field, I’ve led key projects for major players like AT&T and IBM, specializing in mobile app development, UX design, and end-to-end product creation. Armed with a Bachelor’s Degree in Computer Science and Scrum Alliance certifications, I continue to drive technological excellence in today’s fast-paced digital landscape.