Link one of smallest RN app on play store: https://github.com/sonnylazuardi/ziliun-react-native. This brought the total size of the jar file from 3.1 MB to 2.1 MB. In this blog post you will find out who to reduce React native APK size with only 2 little changes in one file. I build a simple App that focus on Android for now, the generate APK size is about 8~9 mb (6 screen, 4 image that add up doesn't exceed 500kb, just logo and splash screen) My question is What's the minimum size a React Native Android APK can get? How can ATC distinguish planes that are stacked up in a holding pattern from each other? Decreasing the size of your app can help to improve its performance. But then, we upgraded our RN version from 0.56 to 0.59 Release Notes. In Cosmology, what does it mean to be 'local'? Enabling Proguard to reduce the size of the APK (optional)# Proguard is a tool that can slightly reduce the size of the APK. APK Splits. React Native Generate Release APK through Windows Command Prompt Android Tutorial December 24, 2017 December 24, 2017 React Native Through this tutorial, I am going to explain and show you how we can generate release APK through command prompt . If optimization is on your plate, it might be worth sizing your app down with ABI splitting. Now I got one solution but build apk less than 10 MB. Step 1: go to android/app. APK Splits. There’s even evidence to suggest that there’s an inverse correlation between the size of your APK and the number of people who download your app. By default, the generated apk has native code for supporting in x86 and ARMv7a CPU architectures. But there’s one more thing that app developers can do to make this even better: APK splits. The second part is Expo client app which we have to install on our Android or iOS phone to scan the QR code (which you can get using ‘expo start’ command) that will open a project in our Android or iOS phone. Now it's ~16mb. React Native for small size apk with low internet bandwidth, Episode 306: Gaming PCs to heat your home, oceans to cool your data centers, React native increases size of apk file by 6.5 MB. implementation ‘com.google.android.gms:play-services:11.6.0’ // wrong, implementation ‘com.google.android.gms:play-services-base:11.6.0’ // corrected. Just after installing the dependency and running it, we were able to find that our JS bundle was of ~7.5MB (Uncompressed). In this blog we will go through the steps we took for reducing apk size and in the next blog we will see performance improvement and app start up time reduction. Here are some of the Steps to improve performance of your React Native app. But, I don't know any way to do that. Due to the fact that it does not come with any framework-specific burden, React Native APK is small and light. To decrease APK size we need to limit our APK to support certain architecture(s). There is no native setup, you write javascript and Expo builds the binaries for you. Those js files should exist somewhere.. @abeikverdi I figured it out now.. Minimum size of the native android app will be 1 MB. (Thats my guess). On Android, Initial APK size is 7.15 MB (Simple Text HelloWorld App) On Android, NativeBase with simple Button APK size is 7.83MB; Ionic. Are KiCad's horizontal 2.54" pin header and 90 degree pin headers equivalent? Join Stack Overflow to learn, share knowledge, and build your career. As of version 0.59, React Native supports four CPU architectures: armv7, arm64, x86 and x86_64 — this means that the APK you submit to the store contains four builds of Javascript runtime out of which only one can actually be used. It does this by stripping parts of the React Native Java bytecode (and its dependencies) that your app is not using. SDK location not found. If you just want the app with lower app size, Use native platform itself. The average Google Play APK is 11.5 MB, but it’s not uncommon to ship apps around 30 MB. To start building your first React Native Android app, you must: Connect to your repository service account (GitHub, Bitbucket, VSTS, Azure DevOps). Based on my research if I remove x86 JS binary files from React Native the apk size could be as small as 4mb. So let’s go through each and every step one by one. React Native Build APK Generate release mode APK for React-Native project to publish on PlayStore # reactnative # apk. does this reduce the apk size? Step 2: open build.gradle file. We forked & corrected those dependencies. Instead of using` assembleReleas… Different Android devices use different CPUs, which in turn support different instruction sets. I hope you are doing Good. It also means that if you are upgrading to 0.59 your APK size will grow by roughly 10MB. Use a little—or a lot. I am planning to develop an app for emerging market with low internet bandwidth. SIZE DOES MATTER – This is rightly applicable when it comes to building a high performance React Native application. Full form of APK is Android Package Kit. I love everything about Expo except the size of the binaries. The js files are bundled in the app. assemblies – This folder includes all of the assemblies required for your application. At the very first you will need to install Node, React Native CLI, Python2, JDK and Android Studio. I think, if the file is not being executed,they are not included in final builds. The APK size is almost doubled in RN 58. Conclusion. So we searched for those libraries that implemented the whole package instead of required modules. Let’s start by analysing JS bundle size. This is the final step of generating a React Native Release Build for Android. React native latest version giving us 30MB APK size by default, that very large as you know. What is the difference between Q-learning, Deep Q-learning and Deep Q-network? For few libraries we reduced its import cost and hosted on our housing npm repo. Apart from that these are following techniques that may work for you: To enable Proguard, edit android/app/build.gradle: Following are references to links that you may find useful: https://realm.io/news/reducing-apk-size-native-libraries/. Is cycling on this 35mph road too dangerous? Would it in general be a good idea for me to use React Native if I want an app with less than 10mb apk size that works on 3G and what are the best practices to make it efficient? Each binary weighs around 25 MB … The size remains similar, it takes around 50 MB! And then I decided to build it using App Bundle (aab). Then we only imported the required modules instead of importing entire library. And saw drastic change in JS bundle visualiser, So we did it for almost every library that occupied large space in JS bundle. 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