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Klocwork vs PyCharm comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 19, 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

Klocwork
Ranking in Static Code Analysis
5th
Average Rating
8.0
Reviews Sentiment
7.1
Number of Reviews
23
Ranking in other categories
Application Security Tools (16th), Static Application Security Testing (SAST) (13th)
PyCharm
Ranking in Static Code Analysis
6th
Average Rating
8.8
Reviews Sentiment
7.2
Number of Reviews
11
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of May 2025, in the Static Code Analysis category, the mindshare of Klocwork is 4.1%, up from 3.5% compared to the previous year. The mindshare of PyCharm is 0.3%, up from 0.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Static Code Analysis
 

Featured Reviews

AnirbanSarkar - PeerSpot reviewer
Lets you find defects during the development phase, so you don't have to wait till the development is over to find and address flaws
What needs improvement in Klocwork, compared to other products in the market, is the dashboard or reporting mechanisms that need to be a bit more flexible. The Klocwork dashboard could be improved. Though it's good, it's not as good as some of the other products in the market, which is a problem. The reporting could be more detailed and easier to sort out because sorting in Klocwork could be a bit more time-consuming, mainly when sorting defects based on filters, compared to how it's done on other tools such as Coverity. What I'd like added in the next release of Klocwork is the peer code review Cahoots which used to be a part of Klocwork, and the architecture analysis and both have been taken out of Klocwork. I found the two critical for specific deployments, so if those can be brought back to Klocwork, that would be very good.
Srujan Panuganti - PeerSpot reviewer
Convenient to use and surely increases the effectiveness of software development
The solution does not support some features of OpenCV even though it is part of a PyCharm package. Open CV is used to develop software that involves computer vision tasks. It seems the solution is not fully updated to use the latest PyCharm packages. I would like even more support toward robotics-related software tools. For example, support of ROS, ROS 1, and ROS 2 development would ensure that I continue to use the solution.

Quotes from Members

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

Pros

"Technical support is quite good."
"The most valuable feature of Klocwork is its reduced setup time."
"I like not having to dig through false positives. Chasing down a false positive can take anywhere from five minutes for a small easy one, then something that is complicated and goes through a whole bunch of different class cases, and it can take up to 45 minutes to an hour to find out if it is a false positive or not."
"The most valuable feature of Klocwork is its reduced setup time."
"Klocwork's most valuable feature is the static code analysis feature. It detects the potential problem earlier to allow the developer to receive feedback quickly and then address it before it becomes a problem."
"The tool helps the team to think beforehand about corner cases or potential bugs that might arise in real-time."
"The most valuable feature of Klocwork is finding defects while you're doing the coding. For example, if you have an IDE plug-in of Klocwork on Visual Studio or Eclipse, you can find the faults; similar to using spell check on Word, you can find out defects during the development phase, which means that you don't have to wait till the development is over to find the flaws and address the deficiencies. I also find language support in Klocwork good because it used to support only C, C++, C#, and Java, but now, it also supports Java scripts and Python."
"It's integrated into our CI, continuous integration."
"The integrated code structure makes coding more organized and manageable compared to using Python alone."
"Good syntax highlighting and very it's very customizable."
"We have integrated the tool with GitHub. PyCharm provides easy integration with GitHub, allowing us to push changes directly. Many plugins are available on PyCharm for GitHub integration, including GitHub Copilot for auto code completion and GitHub Copilot Chat for assistance with code-related queries."
"The best feature of PyCharm is that it gives you hints whenever it detects any issues while you are coding. This is important because it helps us code faster and without any errors."
"The product's IDE feature is quite user-friendly."
"The solution has a great debugging feature."
"The solution has a nice environment and extensions that make it easy to develop software."
"The automated package installation is helpful. I like the code highlighting features. A huge library of plugins is available, including AI coding tools, though I don't use those myself. The debugging tools are good, showing errors and problem lines."
 

Cons

"Klocwork sometimes provides too many additional warnings which require expertise to manage."
"Klocwork sometimes provides too many additional warnings which require expertise to manage."
"We bought Klocwork, but it was limited to one little program, but the program is now sort of failing. So, we have a license for usage on a program that is sort of failing, and we really can't use the license on anything else."
"There are too many warnings, and it requires expertise to determine the correct category for them."
"Under NIST cybersecurity standards, we must address vulnerabilities within a specified time after discovering them. When we try to propagate those updates and fixes through the system, it would be nice if the clients could reconnect to the existing server or have the server dynamically updated in some way. I know that isn't easy, but maybe processes could be enhanced to make that more streamlined from a DevOps perspective."
"The main problem is that since it only parses the code, the warnings or the problems that are given as a result of the report can sometimes require a lot of effort to analyze."
"Klocwork has to improve its features to stay ahead of other free solutions."
"What needs improvement in Klocwork, compared to other products in the market, is the dashboard or reporting mechanisms that need to be a bit more flexible. The Klocwork dashboard could be improved. Though it's good, it's not as good as some of the other products in the market, which is a problem. The reporting could be more detailed and easier to sort out because sorting in Klocwork could be a bit more time-consuming, mainly when sorting defects based on filters, compared to how it's done on other tools such as Coverity."
"There should be support for the RUST plugin in the Community edition for debugging."
"One issue with JetBrains tools, including PyCharm, is their heavy resource usage. They can be slow to start, especially when beginning a new project, as it takes some time to index."
"The solution does not support some features of OpenCV even though it is part of a PyCharm package."
"The user interface and overall user experience could be more intuitive to make it easier for users to navigate and utilize the software effectively."
"The solution is heavy because running it on laptops consumes a lot of memory and power. Typically, a laptop battery might last about eight to nine hours, but with the tool running, it reduces to two hours or one and a half hours at most. It is designed to handle large projects and heavy tasks, making it resource-intensive. For smaller projects, use IDEs like Visual Studio Code."
"The navigation can be better."
"Customizing the tool can make it complicated."
"Notebooks in PyCharm is not as intuitive as it could be."
 

Pricing and Cost Advice

"When it comes to licensing, the solution has two packages, one for a fixed and the other for a floating server, with the former being more cost effective than the latter."
"The pricing for Klocwork is very competitive if you compare it from apple to apple. It has competitive pricing regarding the licensing model and the per-license cost. Klocwork isn't a high-end investment for anyone deploying it; even SMBs can afford it. The Klocwork cost per user would depend on the license type, so I'm unable to mention a ballpark figure because it would depend on the type of installation and how the deployment will be, and the nodes to give an accurate calculation or figure. The total price depends on the package, so my company could never publish pricing for Klocwork on the website. My team first collects information from potential clients on the deployment scenario, project environment, etc., before suggesting a package for Klocwork. My rating for Klocwork in terms of pricing is a five because of its flexible license models. There's a license model for every type of organization, whether small, midsize, or enterprise, so it's a five out of five for me."
"This solution offers competitive pricing."
"The limitation that we have is that Klocwork is licensed to certain programs, and if you want to license them to other programs, you have to pay more money."
"Klocwork is still tight on their licensing. If Klocwork would loosen up on the licensing, and where the license could be used, and how many different programs could be run on it, then we have several development programs that I would love to be able to use it for going forward."
"There are other solutions on the market such as Microsoft Visual Studio. They have been adding more static code analysis features that come for free. It is getting better all the time. That is one of the possibilities is that we've been considering that we may stop using the Klocwork because it doesn't give us any added value."
"Licensing fees are paid annually, but they also have a perpetual license."
"Klocwork should not to be quite so heavy handed on the licensing for very specific programs."
"They have a free Community edition, and they also have a licensed version. They definitely have an annual license. They probably also have a monthly license. Its pricing is good and reasonable. It is a little bit more expensive than the others, but it is well worth it. I would rate it a four out of five in terms of pricing."
"I use the free community version, so I'm saving money there."
"I don't have much info on the pricing, but I would say it is somewhat competitive."
"The community edition is free, which is good."
"The price is reasonable."
"The community edition is free and the professional edition has a licensing fee."
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Top Industries

By visitors reading reviews
Educational Organization
32%
Manufacturing Company
21%
Computer Software Company
9%
Financial Services Firm
4%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Klocwork?
It's integrated into our CI, continuous integration.
What is your experience regarding pricing and costs for Klocwork?
Klocwork was competitively priced, making it a cost-effective solution for us.
What needs improvement with Klocwork?
We would like Klocwork to connect to Git and notify developers of issues tied to specific commits. Currently, this feature is absent, but we have suggested it to the team.
What do you like most about PyCharm?
The integrated code structure makes coding more organized and manageable compared to using Python alone.
What needs improvement with PyCharm?
One issue with JetBrains tools, including PyCharm, is their heavy resource usage. They can be slow to start, especially when beginning a new project, as it takes some time to index.
What is your primary use case for PyCharm?
I have used PyCharm ( /products/pycharm-reviews ) to write quantitative libraries, data manipulation tools, Django back-end applications, and microservices.
 

Comparisons

No data available
 

Overview

 

Sample Customers

ACCESS Co Ltd, Risk-AI, Winbond Electronics, Bristol-Myers Squibb Pharmaceutical Research Institute, University of Southern California, Alebra Technologies, SIMULIA, Risk Management Solutions, Brigham Young University, SRD, HRL
Information Not Available
Find out what your peers are saying about Klocwork vs. PyCharm and other solutions. Updated: April 2025.
849,963 professionals have used our research since 2012.