React Native’s increasing popularity as a powerful tool for constructing mobile applications is undeniable. Its capacity to provide a smooth, high-performance experience has made it a go-to choice for many businesses and developers. 


Nevertheless, discovering an appropriate local database solution can be a struggle when it comes to storing data.


This blog will delve into the top React Native local databases that are ideal for creating efficient apps. We’ll look at databases that offer speedy performance, convenience, and strong security features.


We’ll go over the top React Native local databases, from SQLite to Realm, and give you an in-depth analysis to help you choose the best fit for your next project.


Read Also: Reasons Why you should Go for React Native


An Introduction to React Native

React Native is an innovative open-source framework for building mobile applications using JavaScript and React. Developed by Facebook, it allows developers to build native apps for iOS and Android with a single codebase, eliminating the need for separate development teams for each platform and saving time and resources. With React Native, you can create powerful, intuitive, and engaging apps that rival native user experiences.


React Native is the perfect solution for creating mobile apps with a native-like user experience without sacrificing performance. By utilizing native components, React Native provides a smooth and seamless experience that is free of the lag and slow performance that can be experienced with other hybrid app solutions. With React Native, you can build apps that look and feel like native apps, with the added benefit of porting them to multiple platforms easily.


Why Do You Need a Local React Native Database?


Developers are looking for ways to improve their workflow as React Native’s popularity grows. To accomplish this, a trustworthy local database is a critical component.


Local databases are the best option for managing user profiles, supporting offline functionality, and offering strong data security since they enable quick access to and storage of data without relying on external servers.


Developers need to be aware of the most popular React Native local storage choices in order to make sure that their app development inputs and efforts are managed, maintained safely, and retrieved fast. When selecting the finest React Native database, scalability, security, quickness, cost, and compatibility are a few factors to take into account.


They can choose the ideal React Native local storage solution for their project by considering all these variables.



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Choosing A Database For React Native: Important Considerations

It can be difficult to select the best local React Native database for your application. When choosing the native local database, it is crucial to take application needs and security into account. You may choose the best database for your specific application by being aware of the requirements and security procedures of the application.


Let’s examine all the crucial elements before you make your ultimate choice. Make sure you carefully consider each factor to ensure you choose wisely.


  1. Data Conflicts and Concurrency: 

One of the most important considerations when choosing a local database is how it manages data conflicts and concurrency. When two or more people attempt to change the same data at the same time, a data conflict results, which can corrupt or destroy the data. 


To prevent data loss or corruption during these disputes, it is essential to choose a local database with trustworthy conflict resolution capabilities. You may be sure that your data is accurate, secure, and safe by selecting a local database with effective conflict resolution processes.


  1. Synchronization of Offline Data: 

Offline functionality is essential when creating mobile applications, and once the device is back online, a local database must be able to synchronize data with the server. To guarantee that all data is correct and current, it is essential to use a local database with dependable data synchronization protocols


You can be sure that your mobile application will deliver a flawless user experience even when the device is offline by leveraging a local database that is outfitted with cutting-edge data synchronization methods.


  1. Complex Data: 

Modern apps must use a local database that can manage complicated data structures. It is critical to choose a database that enables data relations, indexing, hierarchical relationships, multi-value fields, and querying of the data. 


This will allow you to maximize the intricacy of your application while rapidly and effectively retrieving the data you require. Check that the data structures and queries your application requires can be handled by your local database.


  1. Several Code Lines:

The type of database you select will determine how many lines of code are needed to construct a database in React Native. For instance, compared to Realm or Firebase Real-time Database, SQLite takes more code lines. 


Consider how much time and effort will be needed to implement the chosen database type when choosing it, and go with the one that requires the least amount of code. 


By doing this, you may protect the implementation of your database while saving time and resources.


  1. Memory Handling:

Memory handling is crucial when choosing a local database for your React Native application. Before making a choice, you should carefully assess the database’s memory usage and capacity to manage large amounts of data because poor memory handling can cause slow performance and even crashes. 


It will be easier to ensure your app functions smoothly and dependably if you take the time to assess the database’s memory handling.


  1. Ease of Use:

While weighing your options, don’t discount the convenience of a local database. You can save a ton of time and effort by using a database with an intuitive user interface and simple APIs


For a hassle-free experience, look for databases that are simple to use and come with clear, in-depth documentation. Your data storage and retrieval can be made simpler with the correct database.


Now that you are fully aware of the criteria and elements to take into account when choosing a React Native database, let’s go forward and locate the ideal database for your requirements. You can get the most out of your React Native application if you have the correct tools.


Read Also: Get the Best React Native Solutions


Suitable Database For React Native

We have considered a wide range of React websites with databases for applications to compile this list. Let us have a quick look at each one of them!


  1. Realm



The popular open-source database Realm was created with mobile apps in mind. It has blazing-fast performance, which makes it the perfect option for React Native developers


Realm makes it simple to manage data and run complicated queries because of its straightforward API. Because of its excellent scalability, it can readily manage massive amounts of data without experiencing performance degradation. 


Also, users can access their data even when they are not connected to the internet thanks to the database’s built-in support for offline mode. Realm further supports real-time updates, making it possible for changes made by one user to be immediately reflected on the devices of other users. Realm is a fantastic option for developers looking to construct mobile apps because of all these strong features.


Key Features

  • Scalability – Can handle a large amount of data and can easily be scaled up or down as per the requirement.
  • Reliability – Realme database uses advanced techniques like redundancy and backup to ensure data is always available and secure.
  • Performance – Optimized for high performance and low latency, making it suitable for applications that require fast data retrieval.
  • Easy Integration – It can be easily integrated with other systems, such as CRMs and ERPs, making it an ideal solution for organizations with multiple systems.


  • Cost-Effective – Compared to other databases, Realme is much more affordable and offers good value for money.
  • User-Friendly – The database is easy to use and comes with a user-friendly interface, making it accessible to many users.
  • Secure – The database uses encryption and other security measures to protect sensitive data.
  • Customizable – Realme allows you to customize the database to meet your organization’s needs.


  • Limited Availability – The Realme database is only available in a few countries, which may limit its accessibility for some organizations.
  • Less Robust than Competitors – The database may not be as robust as other, more established solutions, which may limit its ability to handle complex data structures and workloads.

Who Uses Realm?

  • Araclx
  • Patreon
  • Kargo Client Dashboard
  • Discontinuity



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  1. SQLite



Popular and compact, SQLite is the ideal database for small to medium-sized enterprises. It is simple to use, dependable, and open-source, allowing developers complete access to the source code to make any necessary changes. 


Additionally, SQLite is quite portable and can be used on many other platforms without requiring any changes, making it the ideal solution for React Native developers. SQLite is a fantastic option for any mobile application thanks to its powerful features and adaptability.


Key Features

  • Serverless: SQLite is a serverless database, meaning it doesn’t require a separate server process. This makes it easy to install, manage, and use.
  • Zero-configuration: SQLite doesn’t require any setup or configuration. You need to include the SQLite library in your project, and you’re ready to go.
  • Transactions: SQLite supports transactions, which means you can group multiple operations into a single transaction that either succeeds or fails.
  • Cross-platform compatibility: SQLite is compatible with multiple operating systems, including Windows, Linux, and macOS.
  • Lightweight: SQLite is incredibly lightweight and fast, making it an ideal choice for mobile applications and other resource-constrained environments.


  • Easy to use: SQLite is simple to use, even for beginners. With its zero-configuration setup and serverless architecture, it’s a breeze to get up and running with SQLite.
  • Affordable: SQLite is open source, which means it’s free to use. This makes it an affordable option for small projects, startups, and businesses on a tight budget.
  • Fast: SQLite is incredibly fast, making it an ideal choice for applications that require quick data retrieval.
  • Supports transactions: Transactions are a key feature of SQLite, allowing you to ensure data consistency and integrity in your applications.
  • Cross-platform compatibility: SQLite is compatible with multiple operating systems, making it an ideal choice for cross-platform applications.


  • Limited scalability: SQLite is not designed for large-scale applications, and its performance can suffer as the size of your database grows.
  • No concurrent access: SQLite is a single-user database, meaning that multiple users can’t access the same database simultaneously.
  • No security features: SQLite has no built-in security features, so you’ll need to implement your security measures to protect sensitive data.
  • No user management: SQLite doesn’t have any built-in user management features, so you’ll need to implement your user management system to control access to the database.

Who Uses SQLite?

  • Alibaba Travels
  • Typeform
  • Adidas Runtastic
  • Accenture


Read Also: Guide to Migrating Native and React Apps to React Native


  1. Firebase



A cloud-based database called Firebase is made especially for real-time applications. With its straightforward API, it removes the complexity of managing data and offers real-time updates so that modifications made by one user are immediately mirrored across the devices of all other users. 


Firebase also features robust security features such as user authentication and data encryption, making it an optimal choice for React Native developers who require a high level of security for their applications. 


Moreover, Firebase is highly scalable, allowing it to effortlessly handle large amounts of data without compromising on the performance of your app.


Key Features

  • Real-time syncing: Firebase allows for real-time data syncing across all clients connected to the database. This ensures that everyone has access to the most up-to-date information.
  • NoSQL database: Firebase uses a NoSQL database structure, storing data as key-value pairs instead of traditional tables. This allows for greater flexibility in the data types that can be stored.
  • Scalability: Firebase can scale to accommodate millions of simultaneous users and handle large amounts of data.
  • Easy integration: Firebase integrates easily with other Google services, such as Google Cloud Functions, Google Analytics, and Google Ads.


  • Easy to use: Firebase is simple to set up and use, making it a popular choice for developers of all skill levels.
  • Affordable: Firebase offers a free tier with generous quotas, making it a cost-effective solution for many applications.
  • Fast development: Firebase’s real-time syncing and integration with other Google services can help developers build and launch applications faster.


  • Limited querying: Firebase’s NoSQL database structure means querying data can be more challenging than traditional relational databases.
  • Security concerns: Firebase has had some security incidents in the past, which can make some developers wary of using the service.
  • Dependence on Google: Firebase is a Google product, so developers must trust Google to secure and protect their data.

Who Uses Firebase?

  • Atlassian
  • Athelas
  • Studemy
  • Wishlist



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  1. PouchDB



An open-source NoSQL database called PouchDB was created with offline mobile applications in mind. It is a JavaScript-based database that can be utilized with React Native and any other JavaScript environment. 


PouchDB offers a simple and intuitive API that makes it simple to manage data and run sophisticated queries. Furthermore, it offers real-time updates, so any modifications made by one user are immediately seen by other users on their devices. 


Additionally, PouchDB features built-in mechanisms for resolving conflicts, which take care of any issues that can arise when many users are making changes to the same data at the same time.


Key Features

  • Offline Capabilities – One of the key features of PouchDB is its offline capabilities. This database allows web applications to work seamlessly even when the user is not connected to the internet. This makes it a great choice for web applications requiring offline data access, such as news apps, productivity tools, and travel apps.
  • Replication – PouchDB provides a simple and easy-to-use replication mechanism that allows you to keep your data in sync between multiple devices. This means you can access your data from multiple devices without worrying about data loss or duplication.
  • API Compatibility – PouchDB is designed to be fully compatible with the CouchDB API, which means that you can easily integrate PouchDB into your existing web application and take advantage of all of the features of CouchDB, including advanced query capabilities, document-based data storage, and more.


  • Easy to Use – PouchDB is designed to integrate and integrate into your web application. With a simple and intuitive API, you can start using PouchDB immediately without learning any new concepts or technologies.
  • Offline Capabilities – PouchDB’s offline capabilities make it a great choice for web applications requiring offline data access. This feature can improve the user experience and make your web application more usable in various situations.
  • Compatibility with CouchDB – PouchDB’s compatibility with the CouchDB API means that you can take advantage of all of the advanced features of CouchDB, including advanced query capabilities and document-based data storage.


  • Performance Limitations – PouchDB is designed to run on the client side, which may be limited in performance, especially for large datasets.
  • Data Security – PouchDB stores data on the client side, which means there is a risk of data loss or theft if the device is lost or stolen. Additionally, there is no built-in mechanism for encrypting the data stored in PouchDB, which may be a concern for some users.

Who Uses PouchDB?

  • SOLID engineer
  • Immmr
  • Novvum
  • PlayHQ
  • Greenkeeper


  1. WatermelonDB

Watermelon DB


For React Native developers, WatermelonDB is a fresh and contemporary database that is quick, dependable, and simple to use. Its simple, clear, and intuitive API makes it simple to manage data and run sophisticated searches. 


In addition, WatermelonDB provides real-time updates, guaranteeing that modifications made by one user are immediately reflected on the devices of other users. Its scalability allows WatermelonDB to handle massive volumes of data without affecting the performance of your program. 


You can have a quick, dependable, and simple-to-use database with WatermelonDB which is ideal for React Native developers.


Key Features

  • Scalability – WatermelonDB is built to handle large amounts of data and can be scaled to accommodate growing data needs.
  • Efficient – With a robust indexing system, WatermelonDB offers lightning-fast performance even on older devices.
  • Offline support – The database can work seamlessly offline, making it ideal for applications that need to work offline or with limited connectivity.
  • Cross-platform compatibility – WatermelonDB is compatible with Android and iOS platforms, making it a versatile solution for cross-platform mobile apps.
  • Real-time updates – The database supports real-time updates, so changes made to the database are instantly reflected in your application.


  • Ease of use – WatermelonDB is easy to set up and use, with a simple API that makes it easy to get started.
  • Performance – With its optimized indexing system, WatermelonDB offers exceptional performance, making it ideal for resource-constrained environments.
  • Scalability – The database can easily handle large amounts of data and can be scaled to accommodate growing data needs.
  • Cross-platform compatibility – With support for Android and iOS platforms, WatermelonDB is a versatile solution that can be used in cross-platform applications.


  • Lack of third-party support – With WatermelonDB being a relatively new database solution, there is limited third-party support compared to more established databases.
  • Steep learning curve – While the API is simple to use, the underlying technology may have a steep learning curve for those unfamiliar with databases.

Who Uses WatermelonDB?

  • This database is used by only a few StackShare developers.



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In conclusion, using the right local database is crucial for the success of your React Native mobile app. By choosing the right React Native local storage solution, you can ensure scalability, security, speed, affordability, and compatibility. From the list of options we’ve discussed, you can pick the best one that suits your project’s requirements.


If you need any assistance with React Native development or have any questions, Syndell is always ready to help. We offer a wide range of React Native services, including app development, customization, integration, and maintenance. 


Contact us today to get started on your next React Native project.