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React Native VS Realm.io

Compare React Native VS Realm.io and see what are their differences

Cyclr
Powerful SaaS integration toolkit for SaaS developers - create, amplify, manage and publish native integrations from within your app with Cyclr's flexible Embedded iPaaS. featured
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React Native logo React Native

A framework for building native apps with React

Realm.io logo Realm.io

Realm is a mobile platform and a replacement for SQLite & Core Data. Build offline-first, reactive mobile experiences using simple data sync.
  • React Native Landing page
    Landing page //
    2022-10-16
  • Realm.io Landing page
    Landing page //
    2023-05-04

React Native features and specs

  • Cross-platform development
    React Native allows developers to write code once and use it to build applications for both iOS and Android platforms, significantly reducing development time and effort.
  • Performance
    React Native uses native components under the hood, providing better performance compared to hybrid technologies like Cordova or Ionic.
  • Community support
    React Native has a large and active community, which means plenty of libraries, tools, and support are available to help developers solve problems and add features.
  • Hot reloading
    React Native supports hot reloading, enabling developers to see the results of the latest change instantly without losing the application's state.
  • Reusable components
    Developers can use React Native's component-based architecture to create reusable UI components, making code more modular and easier to maintain.
  • Strong backing
    Backed by Facebook, React Native benefits from continuous development, regular updates, and a high level of reliability and stability.

Possible disadvantages of React Native

  • Complexity for advanced features
    Implementing complex features and achieving deep integrations with native APIs may require more effort and a good understanding of native programming.
  • Performance limitations
    While React Native performs well for most use cases, it may still fall short in performance-intensive applications compared to fully native solutions.
  • Limited third-party libraries
    Some third-party libraries might not be available for React Native, or they may lack features compared to their native counterparts.
  • Platform-specific code
    Despite being cross-platform, certain features might still require platform-specific code, increasing the complexity when developing for both iOS and Android.
  • Potential for outdated documentation
    As React Native evolves quickly, some documentation or tutorials might become outdated, leading to confusion and extra effort to find up-to-date information.
  • Size of the application
    React Native applications tend to have larger file sizes compared to their native counterparts due to the inclusion of the JavaScript runtime and other dependencies.

Realm.io features and specs

  • Easy Integration
    Realm is designed to be easy to set up and integrate into existing projects, with straightforward APIs and comprehensive documentation.
  • Performance
    Realm provides high performance with minimal overhead. It's faster than many traditional databases for many use cases, especially with large datasets and complex queries.
  • Cross-Platform Support
    Realm supports multiple platforms including iOS, Android, and React Native, allowing for easy cross-platform development.
  • Real-Time Data Sync
    Realm offers real-time synchronization of data between devices and a server, ensuring consistency and enabling collaborative features.
  • Rich Data Types
    Realm supports complex data types such as lists and objects, making it more flexible for various types of applications.

Possible disadvantages of Realm.io

  • Learning Curve
    Despite extensive documentation, there can be a learning curve for developers new to Realm, particularly if they are accustomed to traditional SQL databases.
  • Storage Size
    Realm databases can become large quickly, especially if not properly managed, potentially impacting app performance and storage costs.
  • Limited Query Language
    While powerful, Realm's query language isn't as mature or feature-rich as SQL, which might limit some advanced querying needs.
  • Tooling
    The tooling ecosystem for Realm is not as extensive as those for more established databases like SQLite or MongoDB, which could impact developer productivity.
  • Vendor Lock-In
    Using Realm might lead to vendor lock-in, as migrating away from it to another database system can be complex and time-consuming.

React Native videos

+ Add

React Native in 2019 & Beyond

More videos:

  • Review - What Is React Native?
  • Review - Why React Native is garbage.

Realm.io videos

No Realm.io videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to React Native and Realm.io)

React Native

Realm.io

Development Tools
100 100%
Development Tools
0% 0
Databases
0 0%
Databases
100% 100
Javascript UI Libraries
100 100%
Javascript UI Libraries
0% 0
NoSQL Databases
0 0%
NoSQL Databases
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare React Native and Realm.io

React Native Reviews

Explore 9 Top Eclipse Alternatives for 2024
Pioneered by Meta Platforms, Inc., React Native is a remarkable JavaScript framework that merges native app development with JavaScript libraries, offering a dependable solution for creating exemplary native apps for Android, iOS, and other platforms.
Source: aircada.com
Top 10 Flutter Alternatives for Cross-Platform App Development
Introduced in 2015 by Facebook, React Native is an open-source framework based on JavaScript. Being a developer-friendly framework, it’s a mobile-first platform that is capable of rendering mobile apps for multiple platforms, including iOS and Android.
Source: www.moontechnolabs.com
Exploring 15 Powerful Flutter Alternatives
React Native is an open-source UI framework for writing native Android and iOS apps using JavaScript and React. React Native does deliver excellent prototyping capabilities, however. The React framework lends itself nicely to creating basic proofs of concept and experimenting with different interaction models and UI designs with little overhead. Features like Fast Refresh...
Source: positiwise.medium.com
THE BEST 34 APP DEVELOPMENT SOFTWARE IN 2022 LIST
Create native apps for Android and iOS using React. React Native combines the best parts of native development with React, a best-in-class JavaScript library for building user interfaces. You can use React Native in your existing Android and iOS projects or you can create a whole new app from scratch. Written in JavaScript—rendered with native code. React primitives render...
Source: www.edigitalagency.com.au
Top 10 Visual Studio Alternatives
React native is famous for enabling the users to develop the core native applications and offers the best quality. It does not compromise on providing the best customer services and support. The react-native components surround the codes that already exist and then interact with the native APIs. That, in turn, allows the developers to learn the development process and makes...
Source: blog.back4app.com

Realm.io Reviews

We have no reviews of Realm.io yet.
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Social recommendations and mentions

Based on our record, React Native should be more popular than Realm.io. It has been mentiond 232 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.

React Native mentions (232)

  • Apprendre Flutter
    React Native: Assez faile à prendre en main si on maitrise React. - Source: dev.to / 11 days ago
  • Migrating from AngularJS to React
    React skills work for React Native development - Although React Native is a separate framework designed specifically for building mobile applications, many of the skills a developer gains working with the React framework are applicable here as well. - Source: dev.to / about 1 month ago
  • The Mobile Development Tech Stack for 2025
    React Native (Official Documentation) allows you to create apps for both iOS and Android with a single codebase, while TypeScript adds type safety to your JavaScript, reducing bugs and improving code quality. - Source: dev.to / 4 months ago
  • React + AI Stack for 2025
    React Native is the powerhouse for cross-platform mobile development. Write once, run everywhere, get native performance when you need it, enjoy hot reloading for rapid development, tap into a huge ecosystem of libraries and tools, and integrate with native modules when you need platform-specific features. - Source: dev.to / 4 months ago
  • How Do I Start a New React Native App?
    React Native is a powerful framework for building cross-platform mobile applications using JavaScript and React. Whether you're a seasoned developer or a beginner, starting a new React Native project can be both exciting and challenging. This guide will walk you through the essential steps, tools, and best practices to set up your React Native project efficiently and effectively. - Source: dev.to / 4 months ago
View more

Realm.io mentions (25)

  • Release Radar · September 2024: Major updates from the open source community
    From the team at MongoDB comes Realm, a mobile database that runs directly inside phones, tablets, or wearables. It's built for mobile, and designed for offline use. The latest release comes with built-in Swift 6 language mode, and Xcode 16 support. Some breaking changes include removal of Atlas App Services and Atlas Device Sync functionality, Strings and Data now considered different types and thus queries won't... - Source: dev.to / 7 months ago
  • I built a WebComponents-based framework
    Looks really cool, I like to make very minimalistic dependency choices for the web apps I work on. Web Components look interesting and it's great to see frameworks that build upon it and provide features that are currently missing from it. When I landed on the page I remembered another Realm framework I used a lot long time ago. https://realm.io has the same name and the logo looks very similar too. Not sure if... - Source: Hacker News / over 1 year ago
  • Realm Database, Expo SDK 49 and Expo Router Getting Started
    Realm is a fast, scalable alternative to SQLite with mobile to cloud data sync that makes building real-time, reactive mobile apps easy. - Source: dev.to / over 1 year ago
  • Looking for android java developer mentor
    I would focus on Kotlin instead of Java, there's really no point in sticking to Java at this point. And when it comes to databases, some local ones that are pretty easy to get into are Realm and ObjectBox, SQLite can definitely be a bit overwhelming at the beginning. Source: almost 2 years ago
  • Want to build a simple database app....Where do I start
    Just to add to this, there's also Realm and ObjectBox as alternatives. Source: over 2 years ago
View more

What are some alternatives?

When comparing React Native and Realm.io, you can also consider the following products

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

ObjectBox - ObjectBox empower edge computing with an edge device database and synchronization solution for Mobile & IoT. Store and sync data from edge to cloud.

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

Microsoft SQL Server Compact - Bring Microsoft SQL Server 2017 to the platform of your choice. Use SQL Server 2017 on Windows, Linux, and Docker containers.

Flutter - Build beautiful native apps in record time 🚀

CompactView - Viewer for Microsoft® SQL Server® CE database files (sdf)

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