How to perform Android screenshot testing?

Android screenshot testing is essential for ensuring that an app & # 8217; s user interface looks consistent across different device. With a wide range of Android device and blind size, it & # 8217; s significant to test how any app appears on each of them.

This clause cover what Android screenshot examination is, how to perform it and highlight its welfare and limitations.

What is Android Screenshot testing?

Android involves get screenshots of Android application to check how their user interface (UI) appears across different devices and screen size.

With Android maintain a 71.75 % marketplace part and over 3.3 billion active devices worldwide, it is the most popular mobile operating system. The wide availableness and affordability of Android devices make them more commonly used than iOS device.

With the variety of Android devices, each with its own operating system edition and singular characteristic, leads to. Below is the latest available variant of Android OS as of February 2025.

This get it unmanageable for the developers and testers to develop and present Android application that supply a consistent user experience over such a large variety of devices. Even a small divergence in an application lineament can direct the users to uninstall the app and hence a great loss.

Let ’ s take a look at some side effect of Android atomisation:

• Difficulty in quiz apps:Due to the availableness of a diverse compass of Android devices, it becomes really hard to essay the apps. It is not potential to test all the features of an application on every single Android variation available.
• New apps do not run on older Android edition:There are many new applications available in the Play Store that do not run on the older variation of Android. For example, you can not use the Uber app, on Android devices below 4.0.3.

• Security endangerment:Many Android users are not even shut to the latest upgrades and some of them will never even get to use them at all. Applications that are infected with malware find it easier to enter phones that are not bunk the latest upgrades.

Android Screenshot testing can aid in providing a consistent user experience at multiple devices. Screenshot examination of Android is basically a way of taking a screenshot of an app and so comparing it to another screenshot taken while the trial is running.

But performing Android screenshot testing manually can be a tedious undertaking because the operating scheme versions, hardware specifications, blind sizing, and system UI all dissent from gimmick to device and brand to brand, test termination will vary in the same way.

Having automation to a third-party cloud for, can help to optimize useableness for various Android device in order to be inclusive of your current market as well as the possible market of mobile user.

How to Perform Android Screenshot Testing using BrowserStack

With BrowserStack, you can perform Android Screenshot try using two mode:

1. App Percy

App Percy helps automatize to ensure UI eubstance across Android device.

Below are the steps to perform Android Screenshot Testing using Percy:

• Set Up App Percy: Install App Percy in the tryout automation framework by adding all the compulsory dependencies.
• Integrate with Tests: Configure Percy to catch screenshots during the test execution.
• Run Tests on Real Device Cloud: Execute tests on BrowserStack ’ s platform to capture screenshots across multiple Android device.
• Compare Screenshots: App Percy automatically liken the captured screenshots with baseline images to find visual differences.
• Review and Approve Changes: Use App Percy ’ s dashboard to review differences, approve expected alteration and fix any inconsistencies.

Talk to an Expert

2. BrowserStack Screenshots

Alternatively, screenshot examination can be done using.

Here are the steps to be followed:

• Go to

• Enter the url of the site that is to be tested as shown below:

• Select the combination of devices and browser from the given list:

• Click on the ‘ Generate ’ push to start screenshot testing.

• Wait cashbox all the screenshots are make as shown below:

• One can too view the screenshots by clicking on the thumbnails afford:

• One can share and save the screenshots generate using the Share and ZIP button.

SUSA automates exploratory testing with persona-driven behavior, catching bugs that scripted automation misses.

BrowserStack offers the largest program to test apps on Android devices and browsers. You can seamlessly examine your websites, aboriginal and web apps on latest and legacy Android device.

To get instant approach to an Android device, all that you need to do is subscribe up for. The App Live platform allows you to test your aboriginal Android apps on different Android devices.

Top Tools to Perform Android Screenshot Testing

Below are the top tools to perform Android screenshot testing:

1. App Percy

BrowserStack ’ s App Percy is a cloud establish visual testing tool that helps ensure UI consistency across different device and browser. It catch screenshots of web pages or peregrine apps and mechanically compares them with baseline images to detect any optical changes ensuring a consistent UI across all devices and browsers.

Key Features:

• Cross-device and: Test the UI across multiple device and browser for eubstance.
• Automated visual comparison: Automatically compares screenshots with the baseline to happen visual departure.
• Visual AI for Faster Reviews: Uses Intelli Ignore to reduce manual reassessment by detecting intended changes and layout shifts.
• : Enables testing on a scalable cloud program without the need for physical devices.
• Minimized Noise for Clearer Results: Reduces false positive and stabilizes text to avoid flaky examination ensuring more reliable solvent.

2. Compose Preview Screenshot Testing

Compose Preview Screenshot Testing is a tool specifically designed for testing UI components in Android apps build employ Jetpack Compose. It allows developer to get screenshots of UI part in different states to ensure visual eubstance.

Key Features:

• Jetpack Compose Integration: Seamlessly integrates with Jetpack Compose making it easy to test UI part within Android apps.
• Component-Level Testing: Focuses on essay case-by-case UI constituent enabling detailed checks of layouts and designs at a granular level.
• Real Time Feedback: Provides instant feedback on UI element rendering, allowing developers to get visual matter betimes in the development rhythm.
• Custom Test Scenarios: Supports testing of custom UI scenario, ensuring that different states and configurations of UI components are thoroughly ascertain.
• No Setup Required: Compose Preview Screenshot Testing requires minimum setup allowing developer to easily implement visual testing in their workflow without heavy configuration.

3. Espresso

is a knock-down testing fabric developed by Google for Android application. It is primarily used for automating and ensuring that Android apps role as expected across different device and configurations. It grant developer to compose reliable and fast UI exam that feign existent user interactions with the app, such as clicking buttons, etc.

Key Features:

• Simple API: Provides a simple and easy-to-use API making it straightforward for developers to write UI tests with minimal frame-up.
• Supports UI Interactions: Simulates a wide range of user interactions, including tick buttons, snarf, scrolling and entering text, ensuring that the app acquit correctly under.
• Built-in Assertions: Comes with built-in assertions to control that UI elements are present, seeable, or in the expected state ensuring the app & # 8217; s functionality is tested exhaustively.
• Integration with Android Studio: Tightly mix with Android Studio, providing a seamless experience for writing, run, and debug examination directly within the development environment.
• Works with UI Components: Designed to interact with native Android UI portion such as buttons, text fields, and image, insure tests are action on the actual components of the app.

4. Appium

is an open-source automation model that supports mobile UI testing for Android and iOS applications. When employ for screenshot examination, Appium permit automatize capture and comparison of app blind across different device, control scheme versions, and screen sizing. This control UI elements furnish correctly and systematically cut visual inconsistencies in mobile applications.

Key Features:

• Cross Platform Support: Supports both Android and iOS making it utilitarian for control UI consistency across multiple platforms.
• Testing Across Real Devices and Emulators: Allows testing on existent devices and emulators ensuring accurate UI rendering across different screen sizes and resolutions.
• Integration with Cloud Testing Services: Works with cloud platforms like BrowserStack to execute parallel tryout on multiple devices for fast visual validation.
• No Need to Modify App Code: Since Appium follow a black-box examination approach, apps can be tested without modifying their codebase.

Benefits of Android Screenshot Testing

Android screenshot testing helps check multiple UI elements at once, like colors and fonts, create tests efficient. It & # 8217; s easy to write and sustain and helps spot UI issues across different screen size.

Some of the welfare include:

• Checks Multiple UI Elements at Once: A individual tryout can verify colors, margins, sizes, and font, s get it efficient.
• Easy to Write and Maintain: Simpler than behavior tests, get them easier to realise and manage.
• Helps with Cross-Device Testing: Detects UI issues across different screen sizing and declaration.
• Early Detection of: Helps identify layout issues, broken UI constituent, and design inconsistency before liberate the app.
• Automation Support: Can be integrated into automated testing fabric to run visual tests at scale, saving time and effort.

Limitations of Android Screenshot Testing

Android screenshot examination has a few challenge such as negociate large figure of images and longer test times compared to regular trial. Results can diverge across different operating systems, and small design changes may need updating many screenshots.

Some of the limitations include:

• Managing Reference Images is Challenging: Large projects can have thousands of screenshots, making update hard.
• Discrepant Results Across Platforms: Screenshots may appear slightly different on Windows, macOS, and Linux.
• Slower than: Screenshot tests direct more time to run compared to standard behavior tests.
• Hard to Handle Large UI Changes: A small design update can postulate updating many screenshots.
• False Positives: Minor differences, such as anti-aliasing or text interpreting variations, can be erroneously droop as issues.

Conclusion

Android screenshot testing, especially with tools likeBrowserStack ’ s App Percy, helps control a consistent and precise exploiter interface across different devices. It is useful for detecting visual issues betimes and maintaining design quality.

While managing reference icon and handling platform differences can be challenging, automation tools like App Percy make the procedure easier by integrating with CI/CD pipelines and ply effective visual regression prove. Despite some limitations, screenshot testing rest indispensable for present a smooth and reliable user experience.

Frequently Asked Questions

1. What is a screenshot test for Android by Facebook?

Screenshot testing for Android by Facebook refers to expend Facebook ’ s testing tools to capture and compare screenshots of Android apps. This helps ensure that the app ’ s visual elements, like push, colouring and layout, look correct across different devices and blind sizing.

2. What is the deviation between snapshot and screenshot testing?

Here is the basic conflict between screenshot and snapshot testing:

Screenshot Testinglooking at the overall layout of the app and captures the full blind or specific parts of an app to check the visual appearing and UI consistency whileSnapshot Testingfollows a more granular coming by focusing on get specific UI elements or components, oftentimes comparing the current UI state to a baseline image to detect any optic changes.

Related Guides