Top 15 Performance Testing Tools of 2018: Load Testing Tools List

Below is a comprehensive list of most widely used performance testing tools for measuring web application performance and load stress capacity. These load testing tools will ensure your application performance in peak traffic and under extreme stress conditions.

The list includes open source as well as licensed performance testing tools. But almost all the licensed tools have a free trial version so that you can get a chance to work hands-on before deciding which is the best tool for your needs. 

What You Will Learn:

Top 15 BEST Performance Testing Tools


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Here we go!

1. WebLOAD

Description: Load and performance testing tool for web applications. WebLOAD lets you to perform load and stress testing on any internet application using Ajax, Adobe Flex, .NET, Oracle Forms, HTML5 and many more technologies. You can generate load from the cloud and on-premises machines. WebLOAD’s strengths are its ease of use with features like DOM-based recording/playback, automatic correlation and JavaScript scripting language.

The tool supports large-scale performance testing with heavy user load and complex scenarios and provides a clear analysis of the functionality and performance of the web application. WebLOAD has 3500 users worldwide and has won various awards too. Another highlight of the tool is its flexible licensing mechanism and pricing.

System Requirements: Windows, Linux

Download link: WebLOAD download


2. LoadUI NG Pro

Description: Create sophisticated load tests with just a few clicks.

LoadUI NG Pro makes it easy to model real-world loads on your API. LoadUI supports REST, SOAP, JMS, MQTT and many other API formats. LoadUI’s easy-to-use graphical interface makes it simple for new users to setup load scenarios, and also provides advanced scripting features for those with more experience.

This tool allows you to spend more time on analyzing the results than on configuring and building tests by hand. You can learn even more about your application by making use of LoadUI’s ability to report on server performance data. You can set up local or globally distributed load agents for your load testing scenarios. LoadUI NG Pro easily allows you to reuse your existing functional test cases from SoapUI and SoapUI NG Pro. With just three clicks you can transform your SoapUI NG Protest cases into sophisticated performance tests.

System Requirements: Windows, Linux, and Mac OS

Download link: LoadUI NG Pro download




This load and performance testing tool provides advanced testing functions. With JMeter at its core, it will be instantly familiar to any of its users.

Creating a test in is very simple. You can make test scenarios without scripting just by clicking in an embedded browser. There’s also no proxy setup or browser plugin necessary.

It features automatically generated reports with all details about the test and its results. The results contain auto-evaluated acceptance criteria, statistics, graph comparison tool, and trend analysis of multiple test runs.

The tool is also strong in distributed testing, CI integration, and offers unparalleled performance testing support for Vaadin apps.

System Requirements: Windows, Linux, and Mac OS

Download link: download.



4. LoadView

Description: LoadView is a fully managed, on-demand load testing tool that allows for completely hassle-free load and stress testing. Unlike many other load testing tools, LoadView performs testing in real browsers (not headless phantom browsers), which provides extremely accurate data, closely emulating real users.

Only pay for what you use and no contracts required. LoadView is 100% cloud-based, scalable, and can be deployed in minutes. Advanced Load Testing Features Include: Point and Click Scripting, Global Cloud-Based Infrastructure, Real Browser Testing

Trial Account Link: Load Testing by LoadView here


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5. Apache JMeter

Description: Open source load testing tool: It is a Java platform application. It is mainly considered as a performance testing tool and it can also be integrated with the test plan. In addition to the load test plan, you can also create a functional test plan. This tool has the capacity to be loaded into a server or network so as to check on its performance and analyze its working under different conditions.

Initially, it was introduced for testing the web applications, but later its scope had widened. It is of a great use in testing the functional performance of the resources such as Servlets, Perl Scripts and JAVA objects.  Need JVM 1.4 or higher to run.

System Requirements: It works under Unix and Windows OS

Download link: Apache JMeter download


6. HP LoadRunner

Description: This is an HP product which can be used as a performance testing tool.  This can be bought as an HP product from its HP software division.  Also, it is very much useful in understanding and determining the performance and outcome of the system when there is an actual load. One of the key attractive features of this testing tool is that it can create and handle thousands of users at the same time.

This tool enables you to gather all the required information with respect to the performance and also based on the infrastructure.  The LoadRunner comprises of different tools; namely, Virtual User Generator, Controller, Load Generator and Analysis.

System Requirements: Microsoft Windows and Linux are the favourable OS for this measuring tool.

Download link: LoadRunner download


7. Rational Performance Tester

Description: The Rational performance tester is an automated performance testing tool which can be used for a web application or a server-based application where there is a process of input and output is involved. This tool creates a demo of the original transaction process between the user and the web service. By the end of it, all the statistical information are gathered and they are analyzed to increase the efficiency. Any leakage in the website or the server can be identified and rectified immediately with the help of this tool.

This tool can be the best option for building an effective and error-free cloud computing service. This Rational Performance tester was developed by IBM (Rational software division). They have come up with many versions of this automated testing tool.

 System Requirement: Microsoft Windows and Linux AIX good enough for this performance testing tool.

Download link: Rational Performance Tester download


8. NeoLoad

Description: Load and performance testing software: This is a tool used for measuring and analyzing the performance of the website. The performance and the end result can be evaluated by using this tool and any further steps can be taken. This helps you in improving and optimizing the performance of your web application. This tool analyzes the performance of the web application by increasing the traffic to the website and the performance under heavy load can be determined.

You can get to know the capacity of the application and a number of users it can handle at the same time. This tool was developed by a French company named as Netosys and it was written in JAVA.  It is now available in two different languages; English and French.

System Requirements:  This tool is compatible with operating systems like Microsoft Windows, Linux, and Solaris.

Download link: NeoLoad download


9. LoadComplete

Description: Easy and affordable performance testing tool. LoadComplete enables you to create and execute realistic load tests for websites and web apps. It automates creating realistic load tests by recording user interactions and simulating these actions with hundreds of virtual users either from your local computers or from the cloud.

LoadComplete helps you check your web server’s performance under a massive load, determine its robustness and estimate its scalability. It also provides detailed metrics and reports that help you to get in-depth insights into infrastructure performance, application behaviour, and end-user experience.

System requirements: This tool works on 64-bit operating systems such as Windows XP Professional and Windows 7 or later.

Download link: LoadComplete download

10. WAPT

Description: Performance testing tool for websites and intranet applications: WAPT refers to the Web Application Performance tool.  These are the scales or analyzing tools for measuring the performance and output of any web application or web related interfaces. These tools help us to measure the performance of any web services, web applications or for any other web interfaces. With this tool, you have the advantage of testing the web application performances under different environment and different load conditions.

WAPT provides detailed information about the virtual users and its output to its users during the load testing. This is considered to be the best cost-effective tool for analyzing the performance of the web services. The WAPT tools can test the web application on its compatibility with the browser and operating system. It is also used for testing the compatibility with the windows application in certain cases.

WAPT System Requirement: Windows OS is required for this testing tool.

Download link: WAPT download

11. Loadster

Description: Loadster is a desktop based advanced HTTP load testing tool. The web browser can be used to record the scripts which are easy to use and record. Using the GUI you can modify the basic script with dynamic variables to validate the response. With control over network bandwidth, you can simulate large virtual user base for your application stress tests.

After the test is executed HTML report is generated for analysis. This tool is best to identify the performance bottlenecks in your application.

Loadster System Requirements: Windows 7/Vista/XP

Download link: Loadster download

12. LoadImpact

Description: LoadImpact is a load testing tool which is mainly used in the cloud-based services. This also helps in website optimization and improvising the working of any web application. This tool generates traffic to the website by simulating users so as to find the amount of stress and maximum load it can work on. This LoadImpact comprises of two main parts; the load testing tool and the page analyzer. The load testing can be divided into three types such as Fixed, Ramp up and Timeout.

The page analyzer works similar to a browser and it gives information regarding the working and statistics of the website. The fame of developing this load testing tool belongs to Gatorhole AB. This is a freemium service which means that it can be acquired for free and is also available for a premium price. But, you have the advantage of many options and features when you buy them for a premium price.

System Requirement: This works well on Windows OS and Linux.

Download link: LoadImpact download

13. Testing Anywhere

Description: Test Anywhere is an automated testing tool which can be employed for testing the performance of any website, web application or any other objects. Many developers and testers make use of this tool to find out the bottlenecks in their web application and rectify them accordingly. It is a powerful tool which can test any application automatically. This testing tool comes along with a built-in editor which allows the users to edit the testing criteria according to their needs.

The testing anywhere tool involves 5 simple steps to create a test. They are object recorder, advanced web recorder, SMART test recorder, Image recognition and Editor with 385+ comments. Originally, this testing software was developed by San Jose based Automation Anywhere Inc. Today, there are more than 25000 users for this product.

System Requirement:   This tool is compatible with all versions of Windows OS.

Download link: Testing Anywhere download

14. Appvance

Description: Appvance UTP: The first unified software test automation platform, Appvance UTP eliminates the redundancies created by traditional siloed QA tools that clog DevOps teams. By unifying tests with its advanced write-once methodology, a functional test can be re-used for performance, load, compatibility, app-penetration, synthetic APM and more, thereby increasing velocity and productivity, reducing costs and finally allowing teams to work and collaborate together.

Appvance UTP offers complete integration with Jenkins, Hudson, Rally, Bamboo, and Jira, and also remains compatible with existing tools such as Selenium, JMeter, JUnit, Jython, and others. You can also pass data between application and script types without any code needed.

Trial account link:  If you’re interested, you can sign up to “test drive” the product and request a free demo on the website.

15. QEngine (ManageEngine)

Description: QEngine (ManageEngine) is a most common and easy-to-use automated testing tool helping in performance testing and load testing of your web applications. Many developers find it to be the most simple and easy tool to use for finding out any leakage in their web services or websites. The key important feature of this testing tool is its ability to perform remote testing of web services from any geographical location.

Other than that, QEngine (ManageEngine) also offers various other testing options such as functional testing, compatibility testing, stress testing, load testing and regression testing. This automated testing tool has the capacity to generate and simulate a lot of users so that the performance can be well analyzed during the maximum load. This is a free software available for the users online.

System Requirement:  This tool works with the Microsoft Windows and Linux.

Download link: QEngine download

Few more bonus options:

16. Loadstorm

Description: Cloud load testing for web applications: Loadstorm is the cheapest available performance and load testing tool. Here, you have the option of creating your own test plans, testing criteria and testing scenario. You can generate up to 50000 concurrent users by generating traffic to your website and then carry out the testing. Through this tool, you can bring an end to all the expensive performance testing tools. The cloud infrastructure which is used in this tool enables you to send a huge amount of requests per second.

There are thousands of servers available around the world for this software. They are proudly known as the lowest cloud load testing tool. There is no need for any scripting knowledge for using this tool. You will be provided with many graphs and reports which measure the performance of various metrics such as error rates, average response time and the number of users. This tool is available for free, but the premium account comes with some more added features.

System Requirement:  Windows OS.

Download link: Loadstorm download

17. CloudTest

Description: SOASTA CloudTest is a performance testing tool for websites, mobile apps, APIs, and much more. The users or the developers can use the cloud platform as their virtual testing lab. The developers can carry out their performance or load testing in the cloud platform in a cost-effective way through this CloudTest tool. This CloudTest has the capacity to enable a number of users to use the website at the same time. It also increases the traffic of the website to know the actual performance under stress and heavy load.

The credit of developing this software goes to an American Technology company, SOASTA Inc. They provide many services for testing the websites and other web applications and now they also help in testing the mobile applications. They are not free services, the price differs according to the number of load injector machines required per hour by you. The trial version with the power of 100 concurrent users is available for free.

OASTA CloudTest System Requirement:  It runs on Windows, Linux and Mac OS.

Download link: SOASTA CloudTest download

Plus two more:

18. Httperf

Description: Httperf is a high-performance testing tool for measuring and analyzing the performance of any web service and web application. This is mainly used to the test the HTTP servers and its performance. The main objective of this testing tool would be to count the number of responses generated from this particular server. This generates the HTTP GET requests from the server which helps in summarizing the overall performance of the server.

Through this tool, you will be able to conclude the rate at which the response is sent from each server and thereby the efficiency can be calculated. The ability to sustain the server overload, support the HTTP/1.1 protocol and compatibility with new workload are the three key features of this performance testing tool.  This was originally developed by David Mosberger and many others at HP. This is a Hewlett Packard product.

System Requirement: Windows and Linux.

Download link: Httperf download

19. OpenSTA

Description: Open source HTTP performance test tools: Open STA stands for Open System Testing Architecture. This is a GUI-based performance tool used by application developers for load testing and analyzing. This is believed to be a complex tool among all the other performance testing tools. It has proven its capability in the past and the current toolset is capable of performing the heavy load test and analysis for the scripted HTTP and HTTPS. Here, the testing is carried out by using the recordings and simple scripts.

To carry out the test successfully, results and other statistics are taken through various test runs. These data and results can be later exported to the software for creating reports. This is a free testing tool and it is distributed under GNU GPL and it will remain free forever. This tool was originally developed by Cyrano, which was later taken over by Quotium.

System Requirement:  OpenSTA runs only on Windows operating system.

Download link: OpenSTA download

Over to you:

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