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How to create a React Native App from a Native Android or iOS App?

Summary :

React Native is an open-source platform maintained by Facebook. It is getting traction at an increasing pace since its advent in February 2015. Developers use this platform to develop cross-platform apps by creating native code in Objective-C or Java. Less complexity and higher scalability of this framework attracts numerous developers to build React Native apps. The other alternative is to convert iOS or Native apps to React Native apps in some simple steps shared right in this post!

A customizable, feature-rich app can support your business in numerous ways. It not only offers a higher ROI but can also drastically improve engagement and sales.

If you wish to secure such an amazing app, you must develop in cross-platform. A reliable cross-platform app development company can offer you with the best React Native android app. Also, you can convert your native app into a profitable React Native app in some easy ways.

Let’s understand this and a lot more!


Introduction of cross-platform app development technology refrains people from using various coding techniques. As a result, React Native is gaining immense popularity among both novice and experts.

Being a reputed React Native app development company, we are well-versed with cross-platform app development and its advantages. React Native is helpful to developers in augmenting the progress rate of their project. Native code can be written in Objective-C or Java and does not require HTML or CSS. You may develop a top-notch IOS or Android app by using React Native for building native apps or transform an existing app to React Native.

Why Build Cross Platform Mobile Apps? Business Benefits of Cross Platform Applications

Cross platform mobile apps render numerous benefits at enterprise level. Let’s discover them below!

1. Maximum Audience Exposure

With the cross-platform approach, it is possible to develop an app and deploy over distinct platforms including the web. A single app is efficient enough to target both iOS and Android platforms and hence maximize the reach.

2. Uniform Appearance

This development framework ensures that the entire look of the application is maintained across the various platforms. It offers a better look of the app across different mobiles, screens, and sizes.

3. Marketing tests and Analysis

Collecting data, measuring success, and customer feedback are vital requirements for all companies. Once data is gathered, it offers information on what direction the app requires to be profitable. It helps secure the desired point on the market. Cross platform app development lets you reach this point early by offering you the option to make early adjustments.

4. Reduced Upfront Expenses

Reducing upfront expenses eliminates any risks. Cross-platform development is much faster and easier to gain an initial version prepared and see the way it is perceived on the market.

5. Supports all Platforms

Businesses require two distinct teams with two different sets of native tools, one for each platform. Developing apps on cross-platforms help developers to introduce new applications simultaneously conveniently. With the correct set of tools, it is possible to have a single team developing apps for all platforms.

Difference between Native and Cross Platform Apps

Now, that you are aware of the cross-platform framework, let’s understand how it differs from the native apps for different parameters!

1. Speed and Performance

Native apps are high performing, responsive, fast and do not crash. Cross-platform apps to perform exceptionally well no matter which device you use.

2. Maintenance and Development Cost

Native apps involve high development cost as it needs to build more than one app for distributing services or products over multiple platforms. Also, their maintenance is costly and time-consuming. Cross-platforms apps are cheaper in both maintenance and development.

3. Development Time

The development time is very high as numerous codes have to be written separately for each platform. Cross-platform apps involve less use of codes as only one code is useful on distinct platforms.

4. User Experience

Apps developed using native framework offer brilliant user experience in terms of better performance, high speed, enhanced visuals, optimum device utilization, and others. The user experience is relatively low for designers and developers to serve all the UX requirements on distinct platforms in one app. The UX hampers speed.

5. Features

One main benefit of native apps is that it comes with rich online features such as cross-platform apps. The cross-platform apps offer no confirmed access to the device’s API.

6. Time to Market

Native apps offer more time to market as two apps need to be developed. Usage of less codes and development of a single app reduces the time to market the app.

Both cross-platform and native apps have their own pros and cons. So, it all depends on your preferred choice, which one you pick.

How to Convert Native iOS or Android App to React Native Mobile App?

Update the libraries to the latest versions

It is always best to use the latest and advanced technology to develop an app in React Native. Your technology stack may include rich frameworks, libraries, databases, and tools.

Make sure you check the Android or device version you are using. Presently, React Native 0.60 is the latest updated version. When you use the upgraded version you get access to numerous features such as Android X migration, auto-linking, accessibility, lean core, and others.

If it is getting difficult to integrate third-party applications, you may include a post-install script. Most importantly, you must include codes to improve the speed of your application.

Execute Custom Native Modules

It is not enough to create a module. You also have to register the module before you use the native one. For the registration and creation of the module, you must build a different Java section.

Once you are done with the file import, the final step is to complete the process of registration to initiate the package class. For this, you have to change the file by adding a new device package.

Adding assets to React Native app

An application comprises innumerable assets with the most important one being push notification icons, custom fonts, and launcher icons. These components mainly enhance the satisfaction rate or experience of the users. It is critical to make the React Native app user-friendly to as much extent as possible.

This way, it is possible to alter the icon’s appeal of the debug app. In the same way, push notification is an essential aspect of the app to bring a user back to the app.

The image you select for the push notification icon must possess a transparent background. This offers a better appearance.

In addition to icons and images, the font also plays a vital role in enhancing the view of an app. You must develop functional apps to fetch the needed font from the font family.

It is also possible to load new fonts online using the font manager.

UI components

One best aspect of React Native is that it allows reusing of the components to develop and fit an application. It makes using pixel density a lot easier to make sure the layout resolution is in accordance with Android.

Hence, the users get freedom from all sorts of hassles linked with style misalignment among the various platforms.

There are a plethora of differences between Android and iOS in terms of interface and design practices. Hence, it is best to follow the guidelines for material design to go through default components.

Why Choose Us for React Native App Development?

We are market leaders among Reach Native Android development agencies and take into account everything right from ideation to maintenance.

Our proficient React Native developers possess the expertise to build creative, interactive and secure mobile applications. Whether you are an SME or startup, our experts make sure the job gets done on time.

We practice the agile methodology to keep you in loop. We are renowned to offer quality React Native app development solutions that meet business timeline, budget, and goals.

Our competitive pricing makes us stand out in the market. With personalized React Native app development solutions, you can gain the best results within your budget needs.

We maintain complete transparency for project development from the time you approach us with your requirements. We use phone, email, and other online modes for seamless communication with you.

Contact us to give the buzzing idea in your mind a rewarding business shape in a well-structured React Native app.


Hermit Chawla
Hermit Chawla is a MD at AIS Technolabs which is a Web/App design and Development Company, helping global businesses to grow by his knowledge. He love to share his thoughts on Web & App Development, Clone App Development and Game Development.