Citrix NetScaler vs F5 BIG-IP Local Traffic Manager (LTM) vs HAProxy comparison

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8,915 views|6,821 comparisons
91% willing to recommend
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10,290 views|8,518 comparisons
83% willing to recommend
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10,386 views|7,014 comparisons
91% willing to recommend
Comparison Buyer's Guide
Executive Summary

We performed a comparison between Citrix NetScaler, F5 BIG-IP Local Traffic Manager (LTM), and HAProxy based on real PeerSpot user reviews.

Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC).
To learn more, read our detailed Application Delivery Controllers (ADC) Report (Updated: April 2024).
770,292 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"The load balancing and VPN features are most valuable. AAA authentication is also valuable.""The most valuable features are the VDA Delivery, Gateway Fort, and the load balancing.""Its customer support service is good.""It is a complete solution for those looking for an all-in-one.""The load balancing feature of this solution is very good.""Citrix NetScaler offers robust security features, including SmartAccess and customizable policies, making it a reliable choice for safeguarding user data.""NetScaler Gateway: Why? Availability/Security: We delivered more than 200 applications thru Xenapp. This feature give us the possibility to deliver the applications anywhere. Currently, 30% of access is made through our NetScaler Gateway (Internet connections).""Manageability and visibility are good."

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"We like the capability to combine the content switching with the intrusion prevention and adding the security roles, so we can expose certain sub-pieces outside without exposing everything.""F5's attack signatures and automation are the most valuable features. The disaster recovery capabilities are also excellent. You don't need to do anything. It has automatic failover from production.""Stability-wise, I rate the solution a ten out of ten.""The configuration and integration into the AWS environment was pretty easy.""The product is quite flexible.""Along with load balancing, we perform a lot of packet inspections, URL rewriting, and SSL interceptions via iRule.""Routing and load balancing are its most valuable features.""It offers features Kemp doesn't provide. For example, there are predefined templates for handling Office 365. You can download them for automatic configuration."

More F5 BIG-IP Local Traffic Manager (LTM) Pros →

"​​Reliability. HAProxy is the most reliable product I have ever used.""It solves a problem for me where I can build files, not based on the health of the check, but rather the speed of the check.""Performance configuration options with threads, processes, and core stickiness are very valuable.""The solution is effective in managing our traffic.""Having the right load balancing solution – which is what HAProxy is – and protection in place gives organizations peace of mind.""I can simplify configurations of many internal services (e.g. Web server configs) by moving some elements (like SSL) to HAProxy. I can also disable additional applications, like Varnish, by moving traffic shaping configurations to HAProxy.""The anti-DDOS PacketShield filtering solution (embedded in the physical appliances) as well as the BGP route injection are great features and heavily used.""The technical support has been, in one word, perfect. Every time I call, I’m on the phone with a representative within five minutes who is highly skilled and willing to help, whether in the case of critical issues or simple advice."

More HAProxy Pros →

Cons
"The product provides some templates to integrate with applications like MS Exchange, MS SharePoint, SAP Enterprise Portal, and others. However, the last update for these templates was 2013 (lots of applications are running on versions newer then 2013).""It does not have a sandbox cloud service and antivirus. It should have on-prem or cloud sandboxing and antivirus.""Scripting and writing expressions need to be improved by putting logic behind the rules and improve policies involving some of the scripting part, which is a tedious task to do.""The vendor provides frequent patches, however, the security of the website has room for improvement.""Some of our customers have questioned the security of this solution lately, wondering whether it is safe or not, so enhancements in this respect would be good.""The licensing model and technical support of the solution could be improved.""Citrix should improve the documentation. It is not really clear how to set up many features to our advantage. When we setup Citrix NetScaler ADC, we have to figure it out by ourselves without a lot of documentation.""The GUI should be improved."

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"In terms of native integrations, there is a lot of instability. Also, integration is not robust with F5.""Implementing whitepapers with a lot more applications could easily be added.""Native support for containers should be added to future releases, as this is the future of load balancing.""This is a very expensive solution.""An expensive solution for the minimal features we use.""Logging is a bit of a problem. Logging and monitoring are only in plain text. You have to search and you have to know what you are searching for to find anything. So of course, monitoring and getting alerts for abnormal situations is hard. There are no tools for monitoring and alerts""The pricing model has caused some frustration. My clients implemented the solution and later wanted to upgrade the features but the pricing structure was complicated. There are other solutions with better pricing models.""There is a need for a more modular version to concentrate on the current monolithic structure of both the virtual and hardware versions."

More F5 BIG-IP Local Traffic Manager (LTM) Cons →

"We would like to see dynamic ACL and port update support. Our infrastructure relies on randomly allocated ports and this feature would allow us to update without restarting the process.""There is room for improvement in HAProxy's dynamic configuration.""The logging functionality could use improvement, as it is a little cryptic.""HAProxy could do with some good combination integrations.""We need to handle new connections by dropping, or queuing them while the HAProxy restarts, and because HAProxy does not handle split config files.""There is room for improvement in the pricing model. It could be cheaper.""HAProxy is very weak in the logging and monitoring part and requires improvement.""Dynamic update API. More things should be possible to be configured during runtime."

More HAProxy Cons →

Pricing and Cost Advice
  • "It's not for startups or SOHO."
  • "Costly product and complicated licensing."
  • "It all depends on the features that will be used and the number of accesses."
  • "It is true that it is a bit pricey compared to newer technologies coming to the market. For example, A10 is a load balancer that does everything that Citrix can and it does a lot more than what NetScaler does when it comes to the security space, and their prices are so cheap. Every box comes with its own license and support built into it. When you compare that with NetScaler, you have to buy licenses separately, you have to buy a support agreement that is going to be separate. A small NetScaler, even if it is a VPX which is a virtual server, could cost you close to $150,000 to $200,000 dollars. So the pricing is really high."
  • "We have been evaluating F5, Citrix, and other ADC products. Citrix is the most expense of all of them."
  • "We are quite happy with price. It's not too high."
  • "I do not have any experience with the pricing of the product."
  • "You get the value for your money. There aren't any hidden fees."
  • More Citrix NetScaler Pricing and Cost Advice →

  • "Though functionality is high, its cost can be considered slightly higher than its competitors​."
  • "The licensing pricing seems relatively easy enough to get your head around. I would advise anyone to ensure that you have a conversation with an F5 consultant before purchasing, as you would with most products."
  • "Take a look at the modules that you are going to use. Look into the best bundles for them."
  • "The only area that has room for improvement would be pricing, so its competitors do not have a say."
  • "If your IT budget is good, go for it."
  • "This product is costly from a licensing perspective considering its competitors."
  • "Check other vendors like Cisco, Citrix or A10 Networks. There are plenty in the market with which you can achieve same thing."
  • "Great product for the money. But they can get really expensive, so get what meets your needs."
  • More F5 BIG-IP Local Traffic Manager (LTM) Pricing and Cost Advice →

  • "HAProxy is free software. There are optional paid products (support/appliances)."
  • "The price is well worth it. HAProxy Enterprise Edition paid for itself within months, simply due to the resiliency it brings. It was a bit more expensive than we were originally interested in paying, but we are thankful we chose to go with HAProxy."
  • "Very good value for the money. One of the simplest licensing schemes in this category of products."
  • "Test/lab virtual machines can be installed without a licence. They can't be used for performance testing but otherwise behave like production nodes."
  • "If you don't have expertise then go with the licensed version. Otherwise, open-source is the best solution."
  • "We use NGINX as well. However, because the health checks are a paid feature, I like to avoid it whenever possible​."
  • "I think that the pricing is very fair, I would definitely recommend buying the Enterprise license."
  • "The only cost is for the image manager, who is responsible for uploading the image, and that is trivial."
  • More HAProxy Pricing and Cost Advice →

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    Questions from the Community
    Top Answer:The most valuable feature for us is the application firewalling in Citrix NetScaler, ensuring only valid traffic enters… more »
    Top Answer:After deployment, Citrix Netscaler shifted to a subscription-based license scheme for support, which is slightly more… more »
    Top Answer:Citrix NetScaler is a robust product, but mastering it requires significant learning and training due to its complexity… more »
    Top Answer:The support from F5 BIG-IP LTM is good.
    Top Answer:There are a few licensing options available for F5 BIG-IP LTM. You can have a perpetual license which is a lifetime… more »
    Top Answer:The pricing must be more flexible. We get billed for firewalls based on the usage. It will be helpful if the solution… more »
    Top Answer:I do recommend HAProxy for more simple applications or for companies with a low budget, since HAProxy is a free… more »
    Top Answer:The solution is effective in managing our traffic.
    Ranking
    Views
    8,915
    Comparisons
    6,821
    Reviews
    25
    Average Words per Review
    382
    Rating
    8.3
    Views
    10,290
    Comparisons
    8,518
    Reviews
    29
    Average Words per Review
    485
    Rating
    8.4
    Views
    10,386
    Comparisons
    7,014
    Reviews
    15
    Average Words per Review
    424
    Rating
    7.4
    Comparisons
    Also Known As
    Citrix ADC, NetScaler, Citrix NetScaler VPX
    F5 BIG-IP, BIG-IP LTM, F5 ASM, Viprion, F5 BIG-IP Virtual Edition , Crescendo Networks Application Delivery Controller, BIG IP
    HAProxy Community Edition, HAProxy Enterprise Edition, HAPEE
    Learn More
    HAProxy
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    Overview

    Citrix NetScaler is an application delivery controller (ADC) and load-balancing solution for multi-cloud environments. Because its software and hardware form factors are all built on a single code base, Citrix NetScaler provides operational and feature consistency with comprehensive security for monolithic and microservices-based applications on-premises and in the cloud. The solution is designed to optimize, manage, and secure network traffic. Switching features, security and protection features, and network integration efficiency capabilities are all part of its feature set.

    Citrix NetScaler Features

    Citrix NetScaler has many valuable key features. Some of the most useful ones include:

    • Citrix Gateway
    • Secure Access
    • Layer 7 content switching
    • Database load balancing
    • Triscale clustering
    • E-based policy enforcement
    • Surge protection and priority queuing
    • Application acceleration
    • Application security, including DoS attack defense, content rewriting and response control, SSL encryption, and more.
    • Network Integration

    Citrix NetScaler Benefits

    There are many benefits to implementing Citrix NetScaler. Some of the biggest advantages the solution offers include:

    • Improved Application Performance: Citrix NetScaler optimizes the delivery of applications, reducing latency and improving the user experience.
    • Scalability: The solution can scale to handle large amounts of traffic, ensuring that applications are available even during periods of high demand.
    • Advanced Security: Citrix NetScaler includes a range of security features, such as SSL offloading, to help secure applications and protect against threats.
    • Availability: Load balancing and failover capabilities ensure that applications are always available, even in the event of a failure.
    • Good user experience: The solution’s Global Server Load Balancing (GSLB) ensures that users are directed to the nearest available application, reducing latency and improving the user experience.
    • Reduced costs: By improving application performance and reducing downtime, Citrix NetScaler can help organizations reduce costs associated with application delivery.
    • Agility: Citrix NetScaler makes it easier for organizations to deploy and manage applications, helping to increase the speed and efficiency of IT operations.
    • Analytics and monitoring: Provides insight into network and application performance, helping organizations to identify and resolve issues quickly.

    Reviews from Real Users

    Citrix NetScaler is a solution that stands out when compared to many of its competitors. Some of its major advantages are that it is easy to use, is robust, and has good load balancing.

    A Senior Citrix Engineer at Troye, says, “The web application firewalling component is probably the most powerful feature as it can identify attacks on the network at an application level which is quite important. There is also good functionality where we use IP reputation and geofencing to mitigate threats from the outside world.”

    “The feature that I have found most valuable is its load balancing,” explains a Security Consultant at a tech services company.

    Timur G., Team Head of Network Security at DOM.RF, writes, “The most valuable feature of Citrix ADC is its ease of use.” 

    Another PeerSpot reviewer, Nirav S., Technical Solutions Architect at MindTree, mentions, "Compared to other solutions, Citrix ADC is much more robust in terms of the native integration to cloud platforms. It is far more robust from an operational point of view as well."

    F5 BIG-IP LTM optimizes the speed and reliability of your apps via both network and application layers. Using real-time protocol and traffic management decisions based on app and server and connection management conditions, and TCP and content offloading, BIG-IP LTM dramatically improves application and infrastructure responsiveness. BIG-IP LTM's architecture includes protocol awareness to control traffic for the most important applications. BIG-IP LTM tracks the dynamic performance levels of servers and delivers SSL performance and visibility for inbound and outbound traffic, to protect the user experience by encrypting everything from the client to the server.

    BIG-IP LTM provides enterprise-class Application Delivery Controller (ADC). You get granular layer 7 control, SSL offloading and acceleration capabilities, and advanced scaling technologies that deliver performance and reliability on-demand. The highly optimized TCP/IP stack combines TCP/IP techniques and improvements in the latest RFCs with extensions to minimize the effect of congestion and packet loss and recovery. Independent testing tools and customer experiences show LTM's TCP stack delivers up to a 2x performance gain for users and a 4x increase in bandwidth efficiency.

    HAProxy is considered by many in the industry to be one of the fastest and most popular and trusted software load balancer products in the marketplace today. Organizations are able to immediately deploy HAProxy solutions to enable websites and applications to optimize performance, security, and observability. HAProxy solutions are available to scale to any environment.

    HAProxy is an open-source product and has a robust, active, reliable community. The solutions are continually tested and improved on by the community. HAProxy offers a dynamic design to support the most modern architectures, microservices, and deployment environments (appliances, containers, virtual, and cloud).

    HAProxy utilizes a cloud-native protocol, which makes it a complete solution for cloud services such as Red Hat OpenShift, OVH, Rackspace, Digital Ocean, Amazon Web Services (AWS), and more. It also can be used as the reference load balancer in OpenStack.

    HAProxy Products

    • HAProxy One: This is a next-gen end-to-end application delivery platform created to secure and streamline modern application architectures. It offers a complete suite of solutions, such as application delivery software, turnkey, and appliance services observed and administered through a central control plane. The product supplies application acceleration, CDN, DDoS, bot management, WAF capabilities, and load balancing.
    • HAProxy Fusion Control Plane: This product enables organizations to streamline workflows, arrange traffic routing and security protocols, enhance the speed of delivery, and scale out of the organization’s applications. HAProxy Fusion Control Plane offers an intuitive user interface to observe and control the complete product lineup and API for administering numerous fleets of HAProxy Enterprise servers, either in the cloud or on premises.
    • HAProxy Edge: This product offering is an application delivery network (ADN) that provides a broad array of turnkey application services with amazing scale and complete visibility. Services include application and content acceleration, advanced security, and load balancing.
    • HAProxy ALOHA Hardware or Virtual Load Balancer: This product is a virtual load balancer or plug-and-play hardware constructed upon HAProxy Enterprise that is designed to support proxying at Layer 4 and Layer 7. It has a user-friendly GUI, simple deployment, and no limit on backend servers, making it a complete product for organizations desiring a reliable system to provide high-end load distribution for critical services.
    • HAProxy Enterprise Kubernetes Ingress Controller: This product is designed to facilitate smooth traffic flow into a Kubernetes cluster. It is able to automatically discover anomalies and changes in an organization's Kubernetes infrastructure and provide precise distribution of traffic to healthy pods, with no downtime caused by poor pod health or scaling changes. The product comes with an embedded WAF to optimize the security of an organization’s applications running in Kubernetes.
    • HAProxy Enterprise: This product is the enterprise-class edition of HAProxy offering a dynamic and sturdy code base with next-generation features, an enterprise suite of add-ons, professional services, and trusted support. 

      • Cluster-wide tracking and rate limiting
      • Advanced DDoS and bot management
      • Web application firewall
      • Reliable expert support
      • High performance modules
      • Device detection and geolocation
      • Real-time dashboard

    Reviews from Real Users

    Having the right load balancing solution – which is what HAProxy is – and protection in place gives organizations peace of mind.” - Nathanel S., Platform Architect at SES

    “I use HAProxy for individuals who can not buy low balancers. I built NFV in a box and send individuals a pathway into an HAProxy VM. The setup was not difficult; it usually takes a day to complete for a VPC. When it comes to pricing, HAProxy is free.” - Nasir O., Network & Cloud Architect at Koala Compute Inc.

    Sample Customers
    ABB Schweiz, Aer Lingus, AIDS Healthcare Foundation, Amnet Technology Solutions, Aramex International, Ascenty, Atos, Autodesk
    Riken, TransUnion, Tepco Systems Administration, Daejeon University, G&T Bank, Danamon, CyberAgent Inc.
    Booking.com, GitHub, Reddit, StackOverflow, Tumblr, Vimeo, Yelp
    Top Industries
    REVIEWERS
    Computer Software Company26%
    Financial Services Firm15%
    Manufacturing Company11%
    Healthcare Company8%
    VISITORS READING REVIEWS
    Computer Software Company15%
    Financial Services Firm13%
    Government9%
    Healthcare Company5%
    REVIEWERS
    Comms Service Provider20%
    Financial Services Firm15%
    Computer Software Company15%
    Media Company6%
    VISITORS READING REVIEWS
    Financial Services Firm17%
    Computer Software Company15%
    Government9%
    Comms Service Provider7%
    REVIEWERS
    Financial Services Firm35%
    Retailer13%
    Computer Software Company13%
    Manufacturing Company13%
    VISITORS READING REVIEWS
    Computer Software Company19%
    Financial Services Firm11%
    Government9%
    Comms Service Provider7%
    Company Size
    REVIEWERS
    Small Business36%
    Midsize Enterprise18%
    Large Enterprise45%
    VISITORS READING REVIEWS
    Small Business22%
    Midsize Enterprise15%
    Large Enterprise63%
    REVIEWERS
    Small Business33%
    Midsize Enterprise17%
    Large Enterprise50%
    VISITORS READING REVIEWS
    Small Business19%
    Midsize Enterprise13%
    Large Enterprise68%
    REVIEWERS
    Small Business34%
    Midsize Enterprise32%
    Large Enterprise34%
    VISITORS READING REVIEWS
    Small Business24%
    Midsize Enterprise17%
    Large Enterprise59%
    Buyer's Guide
    Application Delivery Controllers (ADC)
    April 2024
    Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC). Updated: April 2024.
    770,292 professionals have used our research since 2012.