21 Best Automation Testing Tools in 2021

With ever-changing software developments, the tools and technologies are changing too. The changes happen to maximize the quality and to deliver data at high speed.

It is reported that test automation is base to deliver quality at speed. The test automation tool searches solution on Agile, Continuous Integration (CI) and DevOps methods.

The automation tools in this technologically advanced era demand AI and ML for test optimization for smarter devices.

The list below is of the best automation testing tools which offer Artificial Intelligence and Machine learning (AI and ML) and support API and service testing.

1. Ranorex

It is quite obvious to expect that the first has to be Ranorex, with more than 10 thousand companies using it for desktop and mobile testing; this tool has become a popular choice for testing companies.

Ranorex is seen as an all-in-one automation testing tool because it powers on Selenium WebDriver having advanced capabilities of UI object recognition, intuitive interface and full IDE.

It has a user-friendly interface which makes it easier to use for beginners as it allows doing the job with only a few clicks. However, it is even powerful for advanced operations with full IDE for C# or VB.Net and open APIs.

Ranorex comes with UI intuitive, script generation and playback option which makes the automation testing scenarios easy.

Key Features

• Accelerate cross-platform testing,
• End-to-end testing on desktop, web, mobile, and API.
• Easy-to-use tools for codeless test automation
• Efficiently cover more with data-driven testing
• Affordable and gives a free 30-day trial
• High customer satisfaction because of the easy to use interface.

Website: https://www.ranorex.com/

2. Selenium

Nine out of ten users use Selenium for automation testing; it is the most popular and powerful open-source testing option for web applications.

Although Selenium itself is an automation testing tool, it is compatible with other automation testing frameworks as well such as Katalon Studio, Robot and more.

The main reason for it being the top choice of testing companies is that it supports Windows, Mac, and Linux. Not only this, it is possible to script data in various languages such as PHP, Java, C#, Groovy, Python, Ruby, and Perl.

Key Features

• In-built issue tracker
• Smart visual regression testing
• Runs on multiple browsers (chrome, firefox, IE and Headless)
• Responsive testing
• Locally hosted pages testing.

However, it has one downside that it is for advanced users; if you want a more structured testing tool then look for Katalon Studio which is built on Selenium but simplifies the test scenarios for you.

Website: https://selenium.dev/

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3. Katalon Studio

Built on Selenium and Appium; this testing tool is a great platform for beginners. Katalon Studio is a powerful automation solution for testing API, Web, Mobile, and Desktop applications.

Like Selenium, it also runs on Windows, Mac, and Linux. However, it uses only a few languages for writing scripts like groovy and supports external java libraries.

For any non-developer, Katalon Studio can be very easy to start testing projects as it simplifies the operation of Selenium and Appium.

Not only this already experienced and professional testers can eliminate the time spent on automation testing from building new libraries and maintaining the scripts.

Key Features

• Can be integrated into CI/CD processes
• Works with CIS (Jenkins, Bamboo, and TeamCity)
• Supports SOAP and RESTful for API and service testing 
• Built-in keywords for test cases.

Website: https://www.katalon.com/

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4. Lambda Test

Lambda Test cloud-based cross-browser testing tool. This is yet another popular choice of developers and testers because it allows testing on 2000+ Real Browsers and OS in the spectrum of screen resolution.

Apart from this, it can even test for responsiveness and full paged automated screenshot. It supports Windows, Mac, Android, and ios.

Lambda Test allows testing on the latest versions of browsers on mobile and desktop. It tests for responsiveness and tells the testing story through screenshots. The in-built bug trackers make it easy to fix any bug issues.

Key Features

• Locally hosted pages testing
• Online browser compatibility testing
• Smart visual regression testing
• One-click bug logging
• Smart Visual Regression Testing
• Online Browser Compatibility Testing

Website: https://www.lambdatest.com/

5. TestComplete

TestComplete offers comprehensive mobile, desktop and web application testing. It is an easy-to-use automation testing tool by SmartBear.

It is possible to script in a multitude of languages like JavaScript, Python, VBScript, and C++. It has an AI-enabled Object Recognition Engine to detect UI elements. It can perform keyword and data-driven testing. 

TestComplete allows you to build and run automation tests through a record and replay capabilities. Moreover, you can even scale your tests for over a thousand plus environments for improved software quality.

Key Features

• Regression testing
• Cross-browser testing
• Parallel testing
• In-depth logs to fix the error quickly

Website: https://smartbear.com/product/testcomplete/overview/

6. Watir

It is an open-source cross-browser testing tool. It is based on Ruby libraries; hence, it is an abbreviated form for Web Application Testing in Ruby.

Watir supports IE on windows and with WebDriver it also supports Firefox, Opera and HTML unit of Headless Browser. Although based on Ruby, it can automate apps developed in other languages as well. 

Also, it provides the feature to connect with the database and read flat files and excel which is important for data-driven testing. It integrates with BDD tools like Cucumber and others.

Key Features

• Structures code as reusable libraries
• Can be integrated with Cucumber
• Provides data-driven testing

Website: http://watir.com/

7. IBM Rational Functional Tester

As suggested by its name, Rational Functional tester, it is mainly for functional and regression automation testing. It is a data-driven testing tool scripting in Java and Visual Basic .net.

Along with this, it supports applications .net, Java, SAP, Flex, and Ajax. However, scripts codes in only Java and VB.Net. 

RFT keeps the potential of storyboard testing. With the ScriptAssure capability of RFT, users can generate tests and makes automatic changes. It further integrates with lifecycle management tools.

Key Features

• Supports storyboard testing- the actions performed on AUT (Application Under Test) are recorded as a series of screenshots forming a story.
• Supports streamline automation with keyword testing
• Offers dynamic data validation wizard
• Integrates with lifecycle management tools like IBM Rational Team Concert and Rational Quality Manager.

Website: https://www.ibm.com/products/software

8. ProdPerfect

ProdPerfect is a cloud-based test automation solutions provider that uses live traffic to automatically build, run, and maintain QA testing for web applications. It addresses critical test coverage gaps, eliminates long test suite runtimes and costly bugs in production, and removes the QA burden that consumes massive engineering resources.

ProdPerfect is designed for businesses of all sizes. It is a fully-managed, end-to-end (E2E) regression testing solution that auto-detects user behavior patterns and deploys test code that repeats these patterns in a test environment through CI/CD. ProdPerfect automatically maintains and evolves its test suite with the application.

Key Features:

• Bug Prevention, Bug Tracking
• Elimination of Test Maintenance
• Built for any application framework, workflow, CI system
• Supports Parallel Execution
• Accelerate Deployments and Product Launches
• Increase Developer Velocity

Website: https://prodperfect.com/

9. Cucumber

It is one of the easiest automation testing tools written in the English Language therefore, anyone can understand it even if he or she knows the technical language or not.

It allows functional validation in an understandable format based on the BDD framework (Behavior Driven Development). It is a test-driven system which allows testing a system as a whole rather than testing in fragments.

Key Features

• Faster Plug-ins
• Integrates with Selenium, Watir and Capybara
• Offers feature files used by Business Analysts, Developers and Testers as their go-to document

Website: https://cucumber.io/

10. UFT- Unified Functional Testing

It is one of the best commercial automation testing tools available for functional testing of desktop, Web and Mobile Applications. Previously, it was known as QTP (QuickTest Professional).

This automation software allows scripting in Python, JavaScript, and VBScript, etc. 

It operates on desktop, Web, and mobile. It supports various platforms for application targets under AUT tests. Also, it has the potential to detect smart objects and image-based objects thus allow to rectify the same in an easy way.

Key Features

• Integrates with HP LoadRunner and HP ALM.
• Supports keyword-driven testing
• Integrates with Jenkins for supporting CI
• Generates API tests from WADL documents

Website: https://www.guru99.com/uft-qtp-automation-testing.html

11. Soap UI

Although it is not an automation testing tool, it can be used to test API and Services. This software supports both SOAP and REST services. This is a tool of the Ready API suite offered by SmartBear.

The Soap UI is headless functional testing software just for API testing. It has both open-source and pro-edition versions. The pro-edition is more user-friendly and provides more advanced features like SQL query builder.

It provides automated load testing, automated functional testing, and compliance testing. It has the potential of mocking and simulation along with web service research.

Key Features

• Reusable scripts
• Asynchronous testing
• Uses drag and drop, point and click for generating tests.

Website: https://www.soapui.org/

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12. Leapwork

Here we have another software that does not require writing technical language (codes) for performing tests; in this, the test frameworks are built as flowcharts on canvas by putting powerful building blocks together.

The blocks carry all the commands and logics needed for automating applications. It is powered by a visual language and supports codeless UI automation that anybody can use to automate tests.

Therefore, a tester may not need any tech skills. Leapwork provides scalable testing so you can run your regression suite with continuous testing.

Key Features

• Supports end-to-end technologies
• Data-driven automation testing
• Enterprise-Grade platform 
• Integrates with CI/CD 
• Faster troubleshoot with visual documentation

Website: https://www.leapwork.com/

13. Subject7

Subject7 is a cloud-based commercial platform. It offers end-to-end testing with a series of commands which cover web and automation testing services (Rest and SOAP), mobile, desktop, database, and much more.

These commands are on an easy-to-use interface which in turn hides Selenium, Appium, and complexities of other industry software.

Subject7 is available on users` machines in the cloud, for authoring and debugging as a load-generating engine, for parallel execution and for active and passive security checks which are usually done using the same commands making the whole process uniform.

Key Features

• Integrates with JIRA, Jenkins and REST.
• Uses open-source standards such as Selenium and Appium
• Easy to use for non-technical people.

Website: https://www.subject-7.com/

14. TestCafe Studio

TestCafe Studio is a cross-browser commercial platform. It provides end-to-end web testing. Just like the other two on the list, this is also for non-coders. It allows you to create, run and maintain automated web tests with zero code.

It is a cross-platform and cross-browser platform to run tests on WebDriver, macOS, Linux, Android, and iOS. Also, it runs these tests mainly on Chrome, Firefox, Safari, Edge, and IE.

Key Features

• No additional tools are required such as WebDriver, browser Plug-ins or any other software
• No code is required
• Generates Element Selectors automatically

Website: https://www.devexpress.com/products/testcafestudio/

15. Tricentis Tosca

Tricentis Tosca provides broad features for continuous testing as it provides a comprehensive toolset for testing reports and analytics.

The toolset has many features such as dashboards, analytics, integration, and distributed executions. 

It supports a wide range of technologies and applications like API and others. It helps users to optimize the reusability of test assets.

Key Features

• Integrates CID and DevOps Practices
• Easy-to-use interface 
• Supports web, mobile and API applications

Website: https://www.tricentis.com/

16. Robot Framework

Robot Framework is an open-source automation framework testing software. It has a keyword-driven approach for acceptance testing and acceptance test-driven development (ATDD).

It uses Selenium WebDriver as an external library. Also, it can be extended by using Java and Python. It provides a framework for different automation needs.

The testers can leverage this automation tool for web testing as well as for Android and iOS test automation. It supports keyword-driven testing which provides an easy-to-use interface to users.

Key Features

• Simple Tabular Syntax
• Data-driven Test Cases
• Generic test libraries
• It can be used for Android and iOS as well.

Website: https://robotframework.org/

17. mabl

mabl is an end-to-end test automation that has no script. It uses machine learning models which help in identifying issues quickly.

It is very quick in assessing the bugs and fixes it before the user faces any trouble; moreover, it prevents bad releases as it does automated regression tests.

It is integrated with a delivery pipeline, therefore, whenever your UI changes it takes a short time maintaining the tests.

Website: https://www.mabl.com/

18. Apache JMeter

Apache JMeter is known for its two main features which are test loading and performance. It is open-source automation software that is used for API and Service testing.

It is a popular choice of many developers and testers because it is lightweight and has an easy-to-use user interface.

It is integrated with CI tools such as Jenkins. And, it is often used as DevOps toolchain. Some new features have also been added to this when updated such as JMESPath extractor, JDBC improvements, HTTP Samplers, and many others.

Website: http://jmeter.apache.org/

19. QMetery Automation Studio

QMetery Automation Studio is a very popular choice of developers and testers for this allows test automation, test management, and quality analytics everything.

All this helps in bringing efficiency to automation tools.  It is powered on Eclipse IDE and two open-source frameworks, Selenium and Appium. 

QMetery provides a single solution for Omnichannel, multi-device and multi-locale cases as it supports web, mobile native and mobile web.

This allows scaling automation by reducing the special-purpose tools because it even allows reusability to automation tools. 

Since QAS scripts in C++ Script, JavaScript, Python, and VBScript, therefore it empowers advanced coded automation.

Apart from this, its manual groups allow changes into automation swiftly via script less automation pathways.

Website: https://www.qmetry.com/

20. Appium

After Selenium if there is any other open-source network that works as per the standard of selenium is only Appium. Many other automation tools are built on Appium, like Katalon Studio and others, for its user-friendly interface and easy connectivity. 

Appium is easy to use and supports automation of native, hybrid and mobile web applications for both iOS and Android. Appium is a cross-browser platform thus it allows cross-platform testing one test would for multiple platforms.

Another reason for its popularity is it is developed and supported by Sauce Labs which gives the advantage of not adding extra agents in your application for testing.

Website: http://appium.io/

21. TestCraft

TestCraft is a codeless automation tool built on Selenium; therefore, no definite programming skills are required for using it. It creates fully automated tests without coding. Leverage knowledge of manual testers and allows them to create automated test scenarios.

This tool is powered by AI and its unique modeling allows for faster creation and execution of testing tools thus, eliminating test maintenance.

Also, it allows the scripts to adjust automatically according to the respective changes. It integrates with CI/CD that allows finding bugs and fixing it faster improving the quality of digital products.

Website: https://www.testcraft.io/

There are many more workflow automation and automation testing tools available, including automation testing service. However, it is important to see the capabilities for testing what you want to. Enterprise Web Cloud, a Web Design Company, has expert knowledge of the testing software and knows how to operate each of these. We know how important it is to perform testing for running your processes smoothly.

Author Bio:  Russell Wiltenburg is a content manager at Enterprise Web Cloud, leading digital marketing & web designing in Brampton. He loves writing informative and technical blogs acknowledged by many entrepreneurs around the world.