Software Alternatives, Accelerators & Startups

Flutter VS ReactiveX

Compare Flutter VS ReactiveX and see what are their differences

Flutter logo Flutter

Build beautiful native apps in record time 🚀

ReactiveX logo ReactiveX

ReactiveX is a library for composing asynchronous and event-based programs by using observable sequences.
  • Flutter Landing page
    Landing page //
    2021-12-14
  • ReactiveX Landing page
    Landing page //
    2019-05-05

Flutter features and specs

  • Cross-Platform Development
    Flutter allows you to create applications that run on multiple platforms, including iOS, Android, web, and desktop, using a single codebase, thereby significantly reducing development time and effort.
  • Hot Reload
    The Hot Reload feature allows developers to see the results of their code changes almost instantly without a full restart, boosting productivity and making the debugging process more efficient.
  • Rich Set of Pre-Built Widgets
    Flutter offers a comprehensive collection of customizable widgets that follow modern design guidelines, allowing developers to build attractive and consistent UIs effortlessly.
  • Performance
    Flutter applications are compiled directly to native ARM code, which can result in superior performance comparable to native applications.
  • Strong Community Support
    As an open-source project, Flutter has a large and active community, providing abundant resources, third-party libraries, and plugins to accelerate development.

Possible disadvantages of Flutter

  • Large App Size
    Flutter apps tend to have a larger file size compared to native apps, which could be a concern for users with limited storage space or slow internet connections.
  • Limited Ecosystem
    While Flutter is growing rapidly, its ecosystem is not yet as mature as those of more established frameworks, meaning that certain third-party libraries, tools, and plugins might be lacking or underdeveloped.
  • Platform-Specific APIs
    Despite its cross-platform capabilities, Flutter may require the development of custom platform-specific code for certain functionalities, which could complicate the development process.
  • Learning Curve
    Flutter uses Dart, a programming language that is less commonly used compared to JavaScript, Java, or Swift, which may result in a steeper learning curve for new developers.
  • State Management Complexity
    Managing states effectively in large applications can be challenging in Flutter, potentially leading to convoluted code if not handled properly.

ReactiveX features and specs

  • Asynchronous Programming
    ReactiveX simplifies asynchronous programming by providing a consistent API for handling sequences of events or data streams. This can lead to cleaner and more maintainable code.
  • Composability
    With ReactiveX, you can easily compose multiple operations on streams using operators, leading to expressive and declarative code. This helps in building complex data pipelines with ease.
  • Error Handling
    ReactiveX provides robust mechanisms for error handling in asynchronous flows, making it easier to build resilient applications that can gracefully handle failures.
  • Backpressure Handling
    ReactiveX offers built-in support for backpressure, enabling systems to handle varying rates of data production and consumption efficiently.
  • Language Support
    ReactiveX is available across multiple programming languages, including Java, JavaScript, Python, Swift, and more, making it a versatile choice for developers working in different ecosystems.
  • Community and Documentation
    ReactiveX has a strong community and extensive documentation, providing ample resources for learning and troubleshooting.

Possible disadvantages of ReactiveX

  • Learning Curve
    ReactiveX introduces a new paradigm for those unfamiliar with reactive programming, and the extensive set of operators can be overwhelming for beginners.
  • Performance Overhead
    The abstraction provided by ReactiveX can introduce performance overhead compared to lower-level approaches, which may be a concern for performance-critical applications.
  • Complexity in Debugging
    Debugging reactive streams can be challenging because of the asynchronous and declarative nature of the code, making it harder to trace issues.
  • Overuse
    There is a risk of overusing ReactiveX for scenarios where it might not be the best fit, leading to unnecessary complexity in simpler contexts.
  • Integration with Legacy Code
    Integrating ReactiveX with legacy codebases that are not designed around reactive principles can be cumbersome and may require significant refactoring.

Flutter videos

beginning of flutter youtube channel

ReactiveX videos

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Category Popularity

0-100% (relative to Flutter and ReactiveX)
Development Tools
79 79%
21% 21
Javascript UI Libraries
0 0%
100% 100
Developer Tools
100 100%
0% 0
JavaScript Framework
87 87%
13% 13

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Flutter and ReactiveX

Flutter Reviews

Explore 9 Top Eclipse Alternatives for 2024
With Flutter 2’s release in 2021, developers now have full support to construct intuitive Windows apps, marking another milestone in Flutter’s inclusive cross-platform vision.
Source: aircada.com
Top 10 Flutter Alternatives for Cross-Platform App Development
So, above are some of the Flutter alternatives you can consider for your upcoming projects. To make the right selection, you should analyze the characteristics of your applications, which will help you make the most appropriate selection. You can also get in touch with a Flutter development company to go with the right option.
Top 5 Flutter Alternatives for Cross-Platform Development
Qt’s native capabilities contribute to its good app performance and size. Compared to Flutter, Flutter apps tend to be larger than native apps. However, the framework’s features and language are designed to boost Flutter app performance.
Source: www.miquido.com
Exploring 15 Powerful Flutter Alternatives
Beyond official Flutter built by Google, Flutter Community is an open-source fork-adding capability and component. Flutter Community has specifically expanded device testing coverage beyond Google’s in-house capabilities. With contributors volunteering devices for testing worldwide, Flutter Community tracks compatibility across over 3000 device variants spanning multiple...
Top 10 Android Studio Alternatives For App Development
Flutter is a framework that is used by stack developers to build multi-platform apps from a single codebase. It is an open-source project which was developed by Google to build app UI.

ReactiveX Reviews

We have no reviews of ReactiveX yet.
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Social recommendations and mentions

Based on our record, Flutter should be more popular than ReactiveX. It has been mentiond 363 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Flutter mentions (363)

  • 🚀 iOS vs Android Development: Which One Should You Learn First? (The Truth No One Tells You!)
    🎯 Still confused? Start with Flutter, which lets you build both iOS & Android apps with one codebase! Check it out here. - Source: dev.to / about 2 months ago
  • Writing and Reading NFC in Flutter | Comprehensive Guide
    Flutter provides robust support for NFC through third-party packages, making implementation seamless. - Source: dev.to / 2 months ago
  • Building cost-effective AI-driven MVPs with Flutter development services
    Flutter is a powerful, popular, and open-source platform known for its developer-friendly environment, wide ecosystem of libraries, extensions and other tools. A key feature of Flutter app development services is that it promotes the development of cross-platform applications without needing to build or write two or three different codebases. - Source: dev.to / 3 months ago
  • How to Build a CRUD Application Using Flutter & Strapi
    In this tutorial, I'll show you how to build a full-featured mobile CRUD application with Flutter and Strapi 5. - Source: dev.to / 4 months ago
  • React v19 has been released
    I don't agree but if you're looking for something that renderers everything in a canvas it's called Flutter https://flutter.dev/, and strangely it's made by Google, even though Flutter's success means the end of scraping the web for search. - Source: Hacker News / 5 months ago
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ReactiveX mentions (41)

  • Kapper 1.3 supports flows - more Kotlin goodness
    Flows are a Kotlin API for asynchronous streams of data. They are similar to Rx Observables, but are simpler and more idiomatic to Kotlin. They are a great fit for asynchronous data processing, particularly for database operations where results may be large or processing needs to happen incrementally. This makes them a perfect addition to Kapper's existing coroutine support. - Source: dev.to / about 2 months ago
  • Hydro: Distributed Programming Framework for Rust
    It looks like a mixture between Akka (https://getakka.net/ less enterprisy than the Java version), which is based on the actor model and has a focus on distributed systems, and reactive libraries like rx (https://reactivex.io/). So maybe https://doc.akka.io/libraries/akka-core/current/stream/index.html is the best fit. - Source: Hacker News / 3 months ago
  • Haskell: A Great Procedural Language
    > Is there any parallel there Of course. Promise is a monad, .then is more or less equivalent to the >>= operator and await makes it look more imperative-ish just like <- in Haskell. Note that in JS you'll need to be inside an async function to use await, just like in Haskell you'll need to be inside the do notation to use <-. Otherwise, you'll need to play with .then just like you would need to play with >>= in... - Source: Hacker News / 4 months ago
  • Understanding DynamicData in .NET: Reactive Data Management Made Easy
    DynamicData is a .NET library that brings the power of reactive programming to collections. It is built upon the principles of Reactive Extensions (Rx), extending these concepts to handle collections like lists and observables more efficiently and flexibly. DynamicData provides a set of tools and extensions that enable developers to manage collections reactively, meaning any changes in the data are automatically... - Source: dev.to / about 1 year ago
  • What is your preferred asynchronous programming library?
    Another option is to use the RxJava library in Java. This library uses reactive programming principles to make it easy to write asynchronous and event-driven code. It's particularly well-suited for handling streams of data and allows you to write code that is both efficient and easy to read. Source: about 2 years ago
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What are some alternatives?

When comparing Flutter and ReactiveX, you can also consider the following products

React Native - A framework for building native apps with React

jQuery - The Write Less, Do More, JavaScript Library.

import.io - Import. io helps its users find the internet data they need, organize and store it, and transform it into a format that provides them with the context they need.

Ionic Framework - A front-end SDK to develop applications with HTML5 , CSS3 and JavaScript.

Babel - Babel is a compiler for writing next generation JavaScript.

Content Grabber - Content Grabber is an automated web scraping tool.