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OpenVPN Access Server vs SonicWall Netextender comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Aug 6, 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

OpenVPN Access Server
Ranking in Enterprise Infrastructure VPN
2nd
Average Rating
8.4
Reviews Sentiment
7.2
Number of Reviews
48
Ranking in other categories
No ranking in other categories
SonicWall Netextender
Ranking in Enterprise Infrastructure VPN
16th
Average Rating
6.2
Reviews Sentiment
7.1
Number of Reviews
12
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of June 2025, in the Enterprise Infrastructure VPN category, the mindshare of OpenVPN Access Server is 13.3%, down from 15.5% compared to the previous year. The mindshare of SonicWall Netextender is 3.9%, up from 3.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Enterprise Infrastructure VPN
 

Featured Reviews

Bertrand Moutault - PeerSpot reviewer
An easy-to-use tool with which its users can access networks from home or external locations
Sometimes OpenVPN Access Server is difficult to connect to, and in our company, we don't know why it is difficult. The product may not connect if we lose connection at times. There are certain shortcomings in the product's stability that need improvement. In general, I want to improve the connect connectivity of the solution since I sometimes face stability issues.
JayPrajapati - PeerSpot reviewer
Allows using a custom port for the VPN connection and provides very satisfactory customer support
In the past, customers wanted an application that could run directly upon starting the PC, automatically connecting to the firewall. We were not able to do it in NetExtender. This was something customers wanted, but we couldn't provide due to NetExtender's limitations. I feel NetExtender might have rolled out this feature. In future releases, introductions of AI features would be really helpful. For example, we faced a situation where a customer wanted to allow Office 365 access without any kind of internet, just through the local internet. Office 365 has multiple dynamic IPs and URLs that can be updated daily, making it difficult to allow. If there were an AI-based solution that could bring those URLs and new IP addresses to the firewall and add them to the rule, that would be very helpful. That is just one scenario; there are multiple things AI could help with.

Quotes from Members

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

Pros

"You can do local subnet blocking."
"The setup is easy."
"The most valuable features of the OpenVPN Access Server are the ease of use and integration with different platforms, such as Android and Windows. I can use the solution on my desktop and mobile devices. Additionally, the solution is secure."
"The solution is reliable, easy to use, and open source. It's free at no cost."
"The best thing is that it is open source and free of cost."
"I have set the default routes to the VPN server so that all traffic is encrypted."
"OpenVPN Access Server allows us to establish a secure connection to an IP address that would otherwise be inaccessible without using a VPN."
"It can scale well."
"The solution provides high availability."
"The most valuable feature for the Netextender is the ease with which we can integrate it with SAML."
"My company opted for this solution because it can individually perform. Basically, we don't require load balancers and all those additional feature sets or additional devices that might be required. The solution can handle the certificate, DNS queries, and all that stuff individually."
"It allows us to work remotely."
"The product has two-factor authentication."
"NetExtender works very well. I never had an issue with it, and it has been working well for me. In terms of management, you have good control over the destination. You can use NetExtender to set the policy and the static route for a client. You can modify it based on what your client needs or can access. You have good control over routing."
"It can support multifactor authentication. Also, it is a very basic application."
"I found nothing of value in this solution."
 

Cons

"If someone's key is not working, or if we had to remove someone's permission from it, or maybe an employee left the company and we had to take their key out, that seemed a little bit more complicated than it had to be."
"If there was a Graphical User Interface to help streamline the configuration, I believe OpenVPN would probably venture more into the non-geek realm as it were."
"Open VPN Access Server could be more user-friendly."
"When there are too many concurrent users trying to connect at the same time, there may be a bit of a bottleneck."
"We occasionally have internet issues which affect stability."
"I think right now the GUI part of it is locked out behind the pay wall. It could use something that gives it a very basic, minimal, graphic interface for logging in, for the community version. That would probably be a good step forward."
"There sometimes is an incompatibility between some VPNs."
"You do need expertise in implementation if you do the initial setup yourself."
"There must be a multi-factor authentication enabled or integrated by default with it in order to be integrated with NetExtender."
"The only concern I do have is with the zero trust, and the solution is not coping with the newer technologies as much as it needs to do on that particular factor."
"The solution takes up a lot of bandwidth."
"In future releases, introductions of AI features would be really helpful."
"SonicWall can be difficult for some people, but I don't find it difficult. Some companies provide a VPN client for free, but you have to pay for NetExtender."
"Right now, you have to load each license on to an appliance. You can't pool across multiple appliances. So, you end up having to do a lot of administrative work to recover if an internet provider goes down, and you cannot leverage it as easily into a DR solution."
"The UI could be a little better."
"The Netextender application itself doesn't really look pretty, however, we can still use it. We don't care what it looks like. That said, if they did a cosmetic update, that would be fine."
 

Pricing and Cost Advice

"Open VPN Access Server is open-source and free of charge."
"It is free, you buy support."
"The product's pricing is good value, definitely. It is one of the best features, I would say. Evaluate the product before seeing which type of licensing is good for you. I think there is a good evaluation method available for OpenVPN, so you can just evaluate if it meets your needs. Then go forward with the right licensing policy."
"The solution was free of charge."
"The solution is free of cost."
"At one point I had to purchase addition connection licenses. I was very pleased with the pricing and licensing; so much easier than navigating the confusing jungle of Microsoft and Cisco licensing and pricing. That alone made the product a delight to manage."
"The price point is fantastic since it is free."
"The licensing has a fixed pricing."
"Compared to others, it is cheaper. When we compare it with Palo Alto, Check Point, or Fortinet, it is a little cheaper."
"The solution is cheap itself, not too costly."
"After a certain number of users, you require extra licensing."
"You have to pay for its license. There are some other companies that provide a VPN client for free. When you buy NetExtender, its license is available for one, three, or five years."
"The price of SonicWall Netextender is reasonable. Whether it's a small shop with only five users or a larger operation with 130 users, we have received no complaints or objections regarding cost from any of the clients we are looking to deploy it with."
"The solution has a pretty good price."
"Cost wise, it would be a few hundred dollars for the base appliance with the first five clients. Then from there, your cost per seat depends on how many you're getting. It's a one-time cost, and then you have a few hundred dollars a year for the maintenance contract once you get the one-time seat costs out of the way."
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Top Industries

By visitors reading reviews
Computer Software Company
18%
Comms Service Provider
9%
Educational Organization
8%
University
7%
Computer Software Company
15%
Educational Organization
8%
Comms Service Provider
7%
Financial Services Firm
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

How does Fortinet FortiClient compare with Open VPN Access Server?
Fortinet FortiClient is a feature-rich solution that is easy to use and deploy without sacrificing safety and security. It has a very fast connection rate and has a built-in VPN. With this solution...
What do you like most about OpenVPN Access Server?
OpenVPN Access Server is a simple and easy-to-use solution that I can use myself without anybody's help.
What is your experience regarding pricing and costs for OpenVPN Access Server?
My experience with pricing is excellent as the pricing is free.
What is your experience regarding pricing and costs for SonicWall Netextender?
Pricing is a simple thing. We have the key, and we need to enter it in the SonicWall official portal. That's all. Compared to others, it is cheaper. When we compare it with Palo Alto, Check Point, ...
What needs improvement with SonicWall Netextender?
In the past, customers wanted an application that could run directly upon starting the PC, automatically connecting to the firewall. We were not able to do it in NetExtender. This was something cus...
 

Also Known As

OpenVPN
No data available
 

Overview

 

Sample Customers

Verizon, Amazon, Disney, HP, Microsoft, IBM, Samsung
Information Not Available
Find out what your peers are saying about OpenVPN Access Server vs. SonicWall Netextender and other solutions. Updated: June 2025.
856,873 professionals have used our research since 2012.