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Acunetix vs Tenable.io Web Application Scanning comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 8, 2024

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

Acunetix
Ranking in Application Security Tools
13th
Average Rating
7.8
Reviews Sentiment
6.7
Number of Reviews
37
Ranking in other categories
Static Application Security Testing (SAST) (8th), Vulnerability Management (28th), DevSecOps (6th)
Tenable.io Web Application ...
Ranking in Application Security Tools
22nd
Average Rating
7.8
Reviews Sentiment
5.8
Number of Reviews
18
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of July 2026, in the Application Security Tools category, the mindshare of Acunetix is 2.4%, down from 2.8% compared to the previous year. The mindshare of Tenable.io Web Application Scanning is 1.3%, up from 1.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Application Security Tools Mindshare Distribution
ProductMindshare (%)
Acunetix2.4%
Tenable.io Web Application Scanning1.3%
Other96.3%
Application Security Tools
 

Featured Reviews

Rahul Kumar - PeerSpot reviewer
Senior Engineer - Penetration Tester at a government with 10,001+ employees
Identifies vulnerabilities across bulk web applications but needs better support and cleaner reports
The best feature Acunetix offers is the centralized dashboard and the quality of reports it generates, which includes various options for selecting reports and developer options for directly sharing the reports with developers. The centralized dashboard of Acunetix gives visibility into the security aspects of mass applications; for instance, with more than 200 applications, it provides a valuable overview of findings and necessary fixes, along with a high-level summary that helps us achieve compliance through monthly and sometimes weekly scanning. In terms of reporting, Acunetix is excellent because it can generate different types of reports, such as an executive summary report, detailed reports, and developer reports that can be shared directly with developers. Acunetix positively impacts my organization by helping identify outdated libraries and applications, including legacy applications vulnerable to old attacks based on OWASP Top 10, thus aiding in compliance checks for PCI DSS and OWASP. Acunetix provides a centralized report with compliance-related aspects and a vulnerability timeline, effectively helping reduce vulnerabilities and save time.
HL
Security Analyst at TOPNET
Web audits have identified vulnerabilities and now provide clear visibility into compliance gaps
We have experience with Tenable.io Web Application Scanning, and we use it as well; we have approximately ten licenses for web application scanning. We use it to find vulnerabilities, but Tenable.io Web Application Scanning does not include remediation; we remediate with other products. We use the…

Quotes from Members

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

Pros

"The usability and overall scan results are good."
"Acunetix is the best service in the world. It is easy to manage. It gives a lot of information to the users to see and identify problems in their site or applications. It works very well."
"We are able to create a report which shows the PCI DSS scoring and share it with the application teams. Then, they can correlate and see exactly what they need to fix, and why."
"As a team, it's helped us to deliver better security assessments."
"The most important feature is that it's a web-based graphical user interface. That is a great addition. Also, the ability to schedule scans is great."
"Their technical support has been very active. If I have an issue, I can reach out to them and get an answer pretty quick."
"By integrating with CI/CD tools, it enables a shift-left approach in the development process."
"I appreciate the features that Acunetix has for the speed and the fact that it is in the cloud, which does not put any resources in my network, so I can set up a scan, go to bed, come back, and see the reports in my email."
"Tenable.io Web Application Scanning is very easy to use, provides very reliable results, and is easily managed by someone who lacks prior knowledge, information, or experience."
"The solution's instant reports feature is the most effective for detecting threats."
"It has good unified web application scanning and exposure management."
"We can get detailed information about vulnerabilities."
"It collects the vulnerabilities on the hostnames and sends them to the Tenable.io cloud. Tenable has its own cloud where Tenable.io is running, but there are many connectors to other cloud solutions. Tenable can do vulnerability scanning for other cloud managers such as Azure, Amazon, and so on."
"The initial setup is straightforward."
"I think Tenable.io Web Application Scanning is the best option on the market at the moment."
"Tenable provides the end analysis results covering all the published vulnerabilities and information on the market."
 

Cons

"I had some issues with the JSON parameters where it found some strange vulnerabilities, but it didn't alert the person using it or me about these vulnerabilities, e.g., an error for SQL injection."
"When monitoring the traffic we always have issues with the bandwidth consumption and the throttling of traffic."
"There are quite a few false positives that come out. It's mostly based upon finding XSS vulnerabilities, even though we know that XSS vulnerabilities do not exist within some of the web applications because of some frameworks we're using."
"While we do have it integrated with other solutions, it could still offer more integrations."
"There is room for improvement in website authentication because I've seen other products that can do it much better."
"In terms of what needs improvement, the way the licensing model is currently is not very convenient for us because initially, when we bought it, the licensing model was very flexible, but now it restricts us."
"We want to see how much bandwidth usage it consumes. When we monitor traffic we have issues with the consumption and throttling of the traffic."
"It is difficult to create a proxy connection."
"The cloud and the on-premises versions have their own controllers, and there is no way to centrally manage controllers."
"Tenable.io Web Application Scanning conducts a general scan, which wastes time. The scan needs to be specific."
"The platform's technical support services could be better."
"It isn't easy to manage vulnerabilities in Tenable."
"The solution's dashboards could be improved and made more user-friendly."
"The report customization needs to be better."
"It would be great if there were a dashboard that is more user-friendly."
"The market is standard for vulnerability scanning, however, the posture can be improved through Tenable's prioritization engine."
 

Pricing and Cost Advice

"All things considered, I think it has a good price/value ratio."
"The price is exceptionally high."
"When we looked at all other vendors and what they were asking for, to provide a third of what Acunetix was capable of doing, it was an easy decision... But now that it's coming to a cost where it's line with market value, it becomes more of a competition... Acunetix is raising the cost of licensing. It's 3.5 times what we were initially quoted."
"It is a bit expensive. If you need to check five applications, you have to pay almost 14,000. It is an agreement for two years at 7,000 per year for only five applications. You cannot change the applications in the license. So, you are stuck with the same license for the five applications for one full year."
"Acunetix was around the same price as all the other vendors we looked at, nothing special."
"Implementing Acunetix needs a medium or larger business agency, because you need some money to get Acunetix. It is costly, but if you care about your agency's security, then maybe it's a cost that might help you in the future."
"The pricing is a little high, and moreover, it's kind of domain-based."
"The solution is expensive."
"For Tenable.io Web Application Scanning, it comes to around 6,50,000 Indian rupees, plus taxes."
"It follows the same licensing scheme as Tenable.io and Tenable. sc."
"The price of the solution is reasonable compared to the competitors. The license cost is based on the number of users and the annual usage."
"Tenable.io Web Application Scanning is expensive for small businesses."
"I rate the product's pricing a four out of ten."
"The pricing is okay."
"The application is extremely affordable. There are no additional costs involved with licensing. We switched to Tenable.io Web Application Scanning from other solutions due to pricing."
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Top Industries

By visitors reading reviews
Financial Services Firm
12%
Manufacturing Company
11%
Computer Software Company
9%
Comms Service Provider
7%
Financial Services Firm
14%
Manufacturing Company
9%
Comms Service Provider
8%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business18
Midsize Enterprise7
Large Enterprise19
By reviewers
Company SizeCount
Small Business7
Midsize Enterprise5
Large Enterprise7
 

Questions from the Community

What is your primary use case for Acunetix Vulnerability Scanner?
In a typical enterprise environment, Acunetix is mainly used for visibility, detection, and investigation across network traffic. The main use cases usually fall into a few core areas, with primary...
What advice do you have for others considering Acunetix Vulnerability Scanner?
I advise that Acunetix is the best option. Invest time in proper initial configuration and scope definitions. The tool is powerful, but its effectiveness depends heavily on how the authenticated ar...
What is your experience regarding pricing and costs for Acunetix?
Everything is perfect and good, including the pricing and all related aspects.
What needs improvement with Tenable.io Web Application Scanning?
If there were a solution, I would like to see automation and an integrated remediation solution for vulnerability or patch management.
What advice do you have for others considering Tenable.io Web Application Scanning?
I do not understand what API approach means; I do not understand this term. I think Tenable.io Web Application Scanning is the best option on the market at the moment. My review rating for this pro...
What is your experience regarding pricing and costs for Tenable.io Web Application Scanning?
I think the price is expensive. We do not have an idea of how much we have to pay approximately, but comparing to other products, Tenable.io Web Application Scanning is expensive.
 

Also Known As

AcuSensor
No data available
 

Overview

 

Sample Customers

Joomla!, Digicure, Team Random, Credit Suisse, Samsung, Air New Zealand
IMDEX
Find out what your peers are saying about Acunetix vs. Tenable.io Web Application Scanning and other solutions. Updated: June 2026.
903,147 professionals have used our research since 2012.