When choosing a mobile testing tool, consider:
It's about choosing the mobile testing tool that fits. If you're still in consideration stage, we've got you covered. Here is a list of the best automated mobile testing tools and frameworks out there for you to try, with pros and cons listed to help you make informed decisions.
Katalon is an all-in-one automated mobile testing tool. With Katalon you can:
As you download Katalon, you get access to hundreds of Mobile Keywords, each of which is a code snippet to automate a certain in-app action. Simply piece the keywords together and you have an automated mobile test script ready to go.
📝 If you want a more customized mobile testing tool for your team, you can request a demo from Katalon in this form.
Inheriting the popularity of Selenium, Appium is a well-known and globally loved favored mobile test automation framework. Using the WebDriver protocol, Appium allows users to test native, hybrid, and mobile web applications.
Pros:
One test script runs across platforms
Supports many languages (Java, Python, JS, etc.)
No need to modify app or access source code
Open-source and widely used
Based on WebDriver (familiar for Selenium users)
Works with real devices, emulators, and simulators
Allows parallel test execution
Extensible with drivers and plugins
Detailed logging and reporting
Cons:
Slower than native frameworks
Tests can be flaky and unreliable
Complex setup and environment config
Limited internal app access (black-box testing)
WebView support can be inconsistent
Requires platform SDKs and native drivers
Website: Appium
Price: Open-source
For those who have developed native Android applications, Espresso would not be a strange name. Espresso is Google’s official UI testing framework for Android. It’s designed for native mobile apps and works directly within the app codebase, allowing developers and testers to write fast, reliable, and tightly integrated UI tests in Java or Kotlin.
Pros
Fast execution compared to Appium
Tests live in the same codebase as the app
Easy for developers to run and contribute to tests
High stability and low flakiness
Great integration with CI/CD and Android tooling
Supports mocking, dependency injection (e.g. Dagger Hilt)
Enables atomic, hermetic tests
Supports WebView interactions and intent testing
Well-documented and officially supported by Google
Cons
Android-only (no cross-platform support)
Requires access to app source code
Written only in Java/Kotlin
No shared codebase with iOS tests
Less suitable for teams with non-native tech stacks
Website: Espresso
Price: Open-source
XCUI Test is a product of Apple for iOS developers to script and run automated mobile tests with Xcode IDE. It’s built into Xcode, written in Swift or Objective-C, and tightly integrated with the native iOS development stack. XCUI Test is an automated mobile testing framework best suited for teams working on native iOS apps with access to the source code.
Pros:
Fast and stable test execution
Fully integrated into Xcode and the iOS development pipeline
Supported and maintained by Apple
Tests live in the same codebase as the app
Easy to run on simulators and real devices
Allows UI tests to be triggered on pull requests
Works well with CI/CD workflows (e.g., GitHub Actions, TeamCity)
Can use launch arguments or custom AppDelegates for mocking
Encourages collaboration between developers and testers
Cons:
iOS-only (no cross-platform support)
Requires Swift/Objective-C and macOS for development
May need workarounds for mocking APIs or testing complex flows
Less flexible for black-box testing or when source code access is limited
Limited “grey-box” capabilities compared to Espresso
Website: XCUI Test
Price: Open-source
Robotium is a unit testing framework for Android that simulates the Android SDK inside the JVM. It lets you run Android-dependent automated tests quickly on your local machine, without needing an emulator or physical device.
Pros
Fast test execution on local JVM (no emulator/device needed)
Useful for unit tests involving Android classes like Intent, Bundle, Context, etc.
Great for testing presentation and business logic with light Android dependencies
Ideal for testing in isolation when full integration isn’t necessary
Helps avoid tight coupling to the Android framework in code
Cons
Not suitable for full UI or integration testing
Simulated Android behavior may differ from real devices
Limited support for certain APIs or deeper system behaviors
Not a substitute for Espresso or real-device validation
Website: Robotium
Price: Open-source
Flutter is a cross-platform UI toolkit from Google that lets you build apps for Android, iOS, web, and desktop from a single codebase using the Dart programming language. It compiles to native code and uses its own rendering engine to create consistent, high-performance UIs.
Pros
Single codebase for Android, iOS, web, and desktop
Hot reload for fast development and iteration
Rich, customizable UI with built-in Material and Cupertino widgets
High performance (compiled to native ARM code)
Strong community with growing ecosystem (pub.dev)
Backed by Google with long-term support
Great for solo devs or small teams managing multiple apps
Easy to build pixel-perfect UIs across platforms
Reliable rendering and layout behavior
Cons
Dart is less commonly used outside Flutter
Web support is still limited and can be inconsistent
Accessing native features requires platform channels or plugins
Third-party plugin maintenance can be hit or miss
Large app size and memory usage, especially on web
Some build and dependency issues can be hard to debug
Not ideal for apps requiring deep native integration (e.g., custom OS-level features)
Robot Framework is an open-source, keyword-driven automation framework built on Python. Originally developed by Nokia in 2005, it has evolved into a flexible tool used for automating web, mobile, desktop, API, hardware, and even robotic process automation (RPA) testing.
Pros
Keyword-driven and highly readable syntax
Great logging and detailed HTML reports
Works across web, mobile, API, hardware, and desktop
Easy for non-developers or junior QAs to pick up
Integrates with Selenium, Appium, Playwright, etc.
Can build domain-specific languages for tests
Open source and actively maintained
Good for teams with mixed technical experience
Supports parallel execution via Pabot
Flexible: you can build custom libraries in Python
Cons
Less flexible than raw code frameworks
Performance slower compared to direct code-based tools
Harder to debug when using wrapped libraries
IDE support is basic; external GUIs (RIDE/RED) feel outdated
Limited access to advanced features of underlying tools (e.g. Playwright fixtures, recording, mocking)
Poor fit for dev-heavy teams who prefer typed, OOP/FOP scripting
Can become unmanageable if keyword reuse is not carefully enforced
Not ideal for teams already working in JS/TS with headless or grey-box frameworks
Website: Robot Framework
Price: Open-source
Maestro is a lightweight, open-source mobile UI testing framework that’s designed to be simple, human-readable, and beginner-friendly. It helps QA engineers automate end-to-end flows for iOS and Android apps using YAML, without the need for traditional scripting. If you've struggled with clunky setups or brittle tests, Maestro might be the clean slate you've been looking for.
With Maestro you can:
Here's an example of Maestro code:
Website: Maestro
Price: Open-source
In comparison to real devices, this tool performs better on emulators. Using the Selenium/WebDriver API, iOS Driver can integrate iOS hybrid and native mobile apps with Selenium for testing. Since iOS Driver relies on two separate frameworks from Apple, be sure to verify the system requirements before installing.
Feature highlights:
Website: iOS Driver
Price: Open-source
Xamarin.UITest is a C#-based automated mobile UI acceptance testing framework. It is tightly integrated with Xamarin.Forms apps but can also be used with native apps (iOS/Android) or even some hybrid ones. Tests are written in C# using NUnit, and it works well with Microsoft's App Center and Azure DevOps for CI/CD.
Pros:
Deep integration with Xamarin apps
Simple syntax for writing tests (e.g., app.Tap, app.EnterText)
Works well with App Center and Azure DevOps
Can test Xamarin, native, hybrid, and PWA apps
Cons:
Brittle for complex or dynamic UI
Frequent caching issues during development
Limited debugging and reporting features
Poor support for edge cases and system dialogs
Small, inactive community with limited online
Website: Xamarin
Price: Open-source
Choosing the right mobile testing solution is about choosing the right fit for your team.
If your team is made up of seasoned developers who love building things from scratch and don’t shy away from complex configurations, then testing framework is your playground. It’s open-source, language-agnostic, and packed with flexibility. You'll have full control. Of course, you’ll also be wiring together your own infrastructure, which is a puzzle and a challenge by itself.
On the flip side, if your QA squad includes manual testers moving into automation or engineers with limited coding experience, then an automated mobile testing tool is built for you. It's designed to bridge skill gaps with features like:
All without having to write a single line of code. You don’t have to reinvent the wheel to get started. With Katalon, you jump in with a ready-to-go framework, low-code scripting, and cross-platform testing already in place so you can focus on what matters: shipping quality apps, fast.