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ReadyAPI vs SmartBear LoadNinja comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Feb 5, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

ReadyAPI
Ranking in Performance Testing Tools
7th
Average Rating
7.8
Reviews Sentiment
7.0
Number of Reviews
37
Ranking in other categories
Functional Testing Tools (14th)
SmartBear LoadNinja
Ranking in Performance Testing Tools
16th
Average Rating
7.4
Reviews Sentiment
7.1
Number of Reviews
3
Ranking in other categories
Load Testing Tools (15th)
 

Mindshare comparison

As of November 2026, in the Performance Testing Tools category, the mindshare of ReadyAPI is 3.1%, up from 3.1% compared to the previous year. The mindshare of SmartBear LoadNinja is 2.0%, down from 2.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Performance Testing Tools Mindshare Distribution
ProductMindshare (%)
ReadyAPI3.1%
SmartBear LoadNinja2.0%
Other94.9%
Performance Testing Tools
 

Featured Reviews

PK
Lead QA Engineer at Msys Technologies
Experience effective testing with flexible licensing alongside pivotal insights on essential improvements
For non-functional testing, I focus on performance and security. For performance and security tests, I used REST API, SoapUI, and JMeter. These tools help us conduct thorough testing across these dimensions. I find ReadyAPI helpful especially in overcoming security issues, as we experienced slowness in the application after merging our JAR files. For instance, if a person wants to access a university database and encounters a timeout error, we learned through ReadyAPI that the issue was due to HTML protocol limits with the payload. We fine-tuned this process to display the expected data effectively. I consider ReadyAPI a cost-effective solution because it covers three verticals without needing to purchase separate tools for security, performance, or functional testing. ReadyAPI is a versatile tool for creating multiple testing frameworks and validating various parameters seamlessly. REST API is the tool I use to test all three types of articles, meaning I validate the APIs I send to my peers or clients for functional testing, and I also perform security testing to ensure the URL and data passed through multiple components adhere to policies and user privileges. This is done through functional security testing using the REST API tool, and for performance, I ensure that applications can be accessed simultaneously by multiple users without hindrance or slowness through thorough performance testing.
Kapil Tarka - PeerSpot reviewer
Test Manager at a tech services company with 51-200 employees
Easy to use with good documentation and helpful support
It's a new tool when I compare it with LoadViewer and HP LoadRunner. It needs time to mature. For example, it needs to improve concurrency. When you run a test suite, your scripts will generate some test data. If we are running a banking application and then we are running a full end-to-end suite, there are many actions that need testing. There's a lot of data getting generated. There should be a variable that we can store for later in our later test cases. We need data management and dynamic data generation to be able to capture the data which is generated.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"I would say that it is a very strong tool by itself and I haven't seen any other tool that matches the capabilities from a standalone point of view."
"I would recommend ReadyAPI to others because it's user-friendly and can handle enterprise-level API testing needs."
"The most valuable features of ReadyAPI are its robust functionality and collaboration capabilities."
"One of the features of ReadyAPI that's worth mentioning is that it allows you to parameterize. I'm working with more than two hundred resources, so I don't have to go and make a small change at each point every time. I have the option to just parameterize in one place for the changes to reflect everywhere. Another valuable feature of ReadyAPI is that it provides a customized environment. In my company, you work in different environments, such as QA, UAT, and LT, so the URLs for every environment are different. In ReadyAPI, you can customize your environment, set it up, then start working on it. Another feature worth mentioning that's offered in ReadyAPI is automating your test value as the tool allows Groovy scripting. In your test case, you can use a Groovy script that says that in a particular test case, you have ten resources, but you just want to exhibit five and that you don't want to exhibit the remaining five. You can write a small Groovy script that lets you execute just five resources out of the ten resources. I also like that ReadyAPI allows you to read the data from CFC and Excel. It also allows you to create or customize your data, but that only works at a certain point because every application has its specific data. ReadyAPI cannot generate every data, but when I'm posting and I want to generate a random name, such as a first name, I can do it in ReadyAPI. The tool also has many different features which I find valuable, including Git integration."
"I definitely like ReadyAPI; it is a good tool and it's easy to use."
"The most valuable feature has been the assertion as a test step as this has allowed us to increase the scope of testing and validation."
"The most valuable feature is being able to run each version for test suites."
"With this solution, we have achieved a fifty-percent gain when it comes to writing test cases."
"We are happy with the technical support."
"The most powerful aspect is the ease of use."
"It's a very simple tool for performance testing."
"SmartBear LoadNinja is easy to use and implement."
"But for now, we are happy with what have been using."
 

Cons

"The licensing is sometimes a barrier for our customers. You need to have separate licenses for functional tests, load testing and virtual (mock) services."
"Lacking flexibility of adding more custom verification for security testing."
"There is room for improvement in ReadyAPI, particularly in the user interface."
"If ReadyAPI had more integration with all of the big tools on the market then this would be very useful."
"I would like to see a better dashboard for monitoring in the next release of this solution."
"They have performance testing also. However, it's not that great."
"Better compatibility or more support for the older versions would be helpful."
"The performance in some cases needs improvement. Sometimes it requires too many resources."
"As we ran the test, we couldn't see the real-time results of how the solution behaved for 200 to 400 virtual users."
"On a smaller scale, there will be no budget issues, but as we expand to a larger user base, I believe we will face some pricing challenges."
"Certainly, the cost could be reduced. It requires attention. Clients have expressed dissatisfaction with the price."
"It needs time to mature."
 

Pricing and Cost Advice

"This is a cheap solution when you consider the money that will be saved in testing."
"If I remember correctly, ReadyAPI costs between $5,000 to $7,000 for five thousand virtual users running it at a given point in time. Other tools, for example, Apache JMeter, can run millions of users at a given time. ReadyAPI is a tool that requires you to pay more money if you want more users to run it for performance testing. For functional testing, each ReadyAPI license costs $1,000, and you do get basic testing, and it's inclusive of one hundred users. In my company, if there's a need for more than one hundred users, my team uses Apache JMeter because it's futile to end up paying $5,000 or $6,000 annually just for performance testing, which can be done in Apache JMeter as well. Given the circumstances, my team does performance testing only towards the end of the fiscal year when the regulatory testing of applications takes place. If I have to run ReadyAPI just for two days or just for ten or fifteen odd days, then it's not worth paying $5,000 for the license with the small number of users provided by ReadyAPI."
"There are costs in addition to the licensing fee. For example, if you want to add the load testing you would pay more."
"The price of the solution has been fine."
"It costs approximately $200 000 Taiwan Dollars for three years."
"The solution is dynamically priced so you only pay for what you use."
"For each license, they charge the same amount, which is less than $1,000 for each desktop license."
"We pay $3,000 annually for a floating license. actually. That allows another person from my company to use it as well. It's a cloud-based license."
"Certainly, the cost could be reduced."
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Top Industries

By visitors reading reviews
Financial Services Firm
13%
Construction Company
10%
Manufacturing Company
10%
Outsourcing Company
9%
Financial Services Firm
19%
Manufacturing Company
19%
University
11%
Construction Company
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise5
Large Enterprise28
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for ReadyAPI?
Currently, we don't extensively use the performance testing due to license costs. License prices can be a factor in considering which technologies to adopt.
What needs improvement with ReadyAPI?
One issue I found with ReadyAPI is related to event listeners compared to JMeter or SoapUI. We created an in-house dashboard to display automation runs across projects, which required manual updati...
What is your primary use case for ReadyAPI?
My experience with Katalon Studio is that we used Katalon for one of our projects, and then I started leveraging Katalon by integrating it with AI tools, AP tools, and aptly tools. Aptly tool is an...
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Also Known As

Ready API
SmartBear LoadComplete
 

Overview

 

Sample Customers

Healthcare Data Solutions (HDS)
Falafel Software
Find out what your peers are saying about ReadyAPI vs. SmartBear LoadNinja and other solutions. Updated: November 2026.
920,769 professionals have used our research since 2012.