Common Errors in Android App Development

Common Errors in Android App Development

Android is one of the most popular and widespread operating systems in the world, with millions of users relying on it every day to turn on their smartphones and tablets. Based on this increasing demand, we have a wide range of developers who are striving to provide innovative applications for this system. 


However, Android application development is not easy, as there are many challenges that developers may face during the development process. There are many Common Errors in Android App Development that developers face, whether beginners or experienced, may fall into. In this article, we will discuss some of these common errors.

Common Errors in Android App Development


Android application development is a complex process that requires deep knowledge and understanding of the system. However, there are many common mistakes that developers, whether beginners or experienced, may fall into. Here are some of these errors:


  • Lack of consideration for device diversity: Android runs on a wide range of devices of different sizes and resolutions. Developers must design their applications to be compatible with these diversities.

  • Ignore Activity Lifecycle: If the activity lifecycle is not handled properly, it can cause problems such as memory leaks or application crashes.

  • Excessive memory consumption: Not managing memory well can lead to excessive memory consumption and consequently application crashes.

  • Ignoring app security: Not securing sensitive data or using the permission inappropriately can put the app at risk.

  • Do not use Support Libraries: These libraries provide featuresto copy old version of Android, which can improve compatibility.

  • Lack of concern for user experience: An inefficient or unfriendly user interface may hinder the use of the application.

  • Executing long operations on the main thread: This can cause the UI to freeze and the “Application Not Responding” message to appear.

  • Not paying attention to performance improvements: such as using data efficiently and reducing battery consumption.

  • Ignoring Tests: Not testing the application thoroughly before releasing it can lead to undetected bugs.

  • Ignoring Updates and Changes in the Android System: With the constant updates of the Android system, developers have to ensure that their apps are compatible with the new versions.


It is imperative for developers to be aware of these errors and do their best to avoid them to provide a smooth and efficient user experience.

How to face Common Errors in Android App Development?


To face common mistakes in developing Android applications, the following tips and strategies can be followed:


  • Test on multiple devices: Use multiple simulators and physical devices to test your app. This will guarantee The app works well on a variety of devices and beats.

  • Understanding the activity lifecycle: Study the activity lifecycle in Android and how to handle each case correctly.

  • Manage memory well: Use tools like Profiler in Android Studio to track memory consumption and identify leaks.

  • Focus on security: Ensure sensitive data is encrypted, use permissions correctly and avoid using code from unknown sources.

  • Use of support libraries: These libraries are designed to provide backward compatibility and support for new functionality on legacy systems.

  • User Interface Testing: Use automated application tests such as Espresso to ensure user interface functionality.

  • Use multiple threads: Use an AsyncTask or a Coroutine in Kotlin to perform long operations outside the main thread.

  • Keep Learning and Stay Up-to-Date: Keep up with the latest developments in the Android platform and best practices in application development.

  • Unit Testing and Integration Testing: Periodic testing should be done to check the functionality of the application and catch any potential bugs.

  • Receive feedback: Launch a beta version of the app and get feedback from users to improve the app before it’s officially released.

  • Use analytics tools: Use tools like Firebase Analytics to understand how your users use your app and identify any issues they may be experiencing.


The key in application development is to adhere to best practices, to keep learning and to adapt to the challenges that may arise during the development process.

Android App Success Secrets | What should and should not be done?


To achieve Android app success, there are a host of factors that need to be considered. Here are the secrets of Android app success, and the do’s and don’ts:

what should be done:


  • Understand the target audience: Before starting development, determine who the users of the application are and what their needs and expectations are.

  • Attractive User Interface Design: The user interface should be simple, user-friendly and aesthetically pleasing.

  • Performance Testing: Constantly improve the app’s performance and test it on different devices.

  • Regular Updates: Update the app regularly to fix bugs and add new features.

  • Security: Ensure the security of users’ data and sensitive information.

  • Total Reviews: Use user ratings and comments to improve the app.

  • Effective Marketing: Invest in marketing strategies to increase people’s awareness of your app.

What not to do:


  • Ignore user reviews: Reviews and ratings can be a rich source of information to improve the app.

  • Ignore Tests: Full testing of the application on different devices and in different conditions is necessary.

  • Launching the application quickly: Launching the application before it is completely ready can cause a bad experience for the users.

  • Excessive use of permissions: Requesting permissions that are not necessary for the app’s functionality may cause users to worry.

  • Neglecting security: Negligence in the field of security can cause loss of user trust and serious damage.

  • Excessive dependence on resources: Excessive resource usage can quickly drain your battery or reduce app performance.

  • Ignore updates and changes in the Android system: Constant changes in the Android system may affect the performance or interface of the application.

Best practices for ensuring optimal performance of your Android apps:


To ensure optimal performance of your Android app, there are several practices that can be followed. Here are some best practices:


  • Optimize memory usage: Ensure that the application is not causing memory leaks and use tools like Profiler in Android Studio to analyze memory consumption.

  • Good thread handling: Use threads effectively to ensure application response. Use AsyncTask, Handlers, or Kotlin Coroutines for background processes.

  • Graphics optimization: Use Bitmaps with caution and be sure to reduce the size of the images and optimize them for the target screen.

  • Network optimization: Reduce the number of requests to the server and use compression when sending and receiving data.

  • Using ProGuard: It helps reduce APK size and removes unnecessary code, which improves performance.

  • use Multiple APK Files: Create different APKs for different processor archivists to reduce load size for the user.

  • Respect the application lifecycle: Ensure that the application correctly handles the lifecycle of Activity and Services.

  • Database: Use libraries such as Room that provide high performance for database operations.

  • Performance testing: Constantly test the application in various conditions to identify any performance weaknesses.

  • Keep updated: Keep the app updated regularly to take advantage of the latest operating system features and resolve any issues.

  • Reduce the use of styles: Use styles only when necessary and make sure they are well optimized for performance.

  • Check Performance on Real Hardware: While simulation is useful, it is always better to test the application on real hardware.

  • Reduce battery consumption: Avoid processes that consume excessive battery such as continuous use of GPS.


By following these practices, you will have a perfectly performing Android app that will satisfy users and be a hit on the Play Store.

The passage of time and technological advancement presents new opportunities for developers to improve user experience, but at the same time presents new challenges. Common errors in application development lie not only in bugs, but also in design overruns, performance challenges, and security issues. While these errors can lead to negative user experiences, being aware of them and learning how to avoid them can have a huge positive impact on the success of the app. 


It is essential for developers to adopt a proactive approach, which includes continually learning and adapting the changesAnd take advantage of available resources and tools to ensure the best possible user experience. In the end, it is the commitment to excellence and continuous improvement thatSimiz A more successful application.