World's Most Popular Virtual Load Balancer
Maximum Value, Flexibility and Performance with 100,000+ Deployments
Get a Quote Get a Free TrialAn Always-on Application Experience for Virtualized Environments
Enhance application security, availability, performance and scalability with the software load balancer optimized for virtual environments. Virtual LoadMaster offers advanced load-balancing features with flexible licensing options to suit any IT environment.
Seamlessly assign, recover, or resize LoadMaster licenses from a flexible pool with our Subscription Pooled License. Scale effortlessly, upgrade plans on-demand and benefit from included support.
Deploy fixed-size LoadMasters with a Perpetual license. Virtual LoadMaster is available in 1G, 5G, or Max models. Include an annual support subscription for advanced load balancing and dependable support.
| Individual (Subscription only) | Standard | Enterprise | Enterprise Plus | |
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All Features
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Key Features
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L4/7 Load Balancing for all TCP/UDP
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Monitoring, Reporting & Incident Management
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Certificate Lifecycle Management
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Authorization, Authentication & Single Sign-On
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Web Application Firewall & Intrusion Protection
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Global Server Load Balancing
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Support
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10x5 Standard | 10x5 Standard | 24x7 Premium Support & Expert Diagnostics | 24x7x365 Premium Support & Expert Diagnostics |
| High availability (HA) | ||||
| Advanced Traffic Scheduling & Persistence | ||||
| Advanced Content-Based Routing | ||||
| Caching & Compression | ||||
| HTTP/2 Support | ||||
| TLS/SSL offload & Re-encryption | ||||
| Kubernetes Ingress Controller | ||||
| IPv6 Support | ||||
| Client Limiting/Quality of Service (QoS) | ||||
| Fleet Management | ||||
| Application Health & Performance Monitoring | ||||
| Customizable Dashboards | ||||
| Incident Management | ||||
| Pooled License Usage & Reporting | ||||
| Certificate Usage & Insights | ||||
| Certificate Expiry Notifications & Alerting | ||||
| Certificate Automation & Renewal (ACME) | ||||
| Advanced Analytics & User Insights | ||||
| Single Sign-On | ||||
| Custom Login Forms | ||||
| Two Factor Authentication | ||||
| LDAP, SAML, Active Directory & RADIUS | ||||
| False Postive Analysis & Rule Tuning | ||||
| OWASP Top 10 | ||||
| Reputation Data Updates | ||||
| Enhanced WAF Insights | ||||
| Geographic Based Balancing | ||||
| Location & Proximity Routing | ||||
| DNSSEC Capability | ||||
| IP Repuation Daily Updates | ||||
| Firmware Updates | ||||
| 10x5 Standard Support | ||||
| 24x7 Premium Support |
| High Availability (HA) |
| Advanced Traffic Scheduling & Persistence |
| Advanced Content-Based Routing |
| Caching & Compression |
| HTTP/2 Support |
| TLS/SSL offload & Re-encryption |
| Kubernetes Ingress Controller |
| IPv6 Support |
| Client Limiting/Quality of Service (QoS) |
| Firmware Updates |
| 10x5 Standard Support |
| High Availability (HA) |
| Advanced Traffic Scheduling & Persistence |
| Advanced Content-Based Routing |
| Caching & Compression |
| HTTP/2 Support |
| TLS/SSL offload & Re-encryption |
| Kubernetes Ingress Controller |
| IPv6 Support |
| Client Limiting/Quality of Service (QoS) |
| Fleet Management |
| Application Health & Performance Monitoring |
| Customizable Dashboards |
| Incident Management |
| Pooled License Usage & Reporting |
| Firmware Updates |
| 10x5 Standard Support |
| High Availability (HA) |
| Advanced Traffic Scheduling & Persistence |
| Advanced Content-Based Routing |
| Caching & Compression |
| HTTP/2 Support |
| TLS/SSL offload & Re-encryption |
| Kubernetes Ingress Controller |
| IPv6 Support |
| Client Limiting/Quality of Service (QoS) |
| Fleet Management |
| Application Health & Performance Monitoring |
| Customizable Dashboards |
| Incident Management |
| Pooled License Usage & Reporting |
| Certificate Usage & Insights |
| Certificate Expiry Notifications & Alerting |
| Certificate Automation & Renewal (ACME) |
| Advanced Analytics & User Insights |
| Single Sign-On |
| Custom Login Forms |
| Two Factor Authentication |
| LDAP, SAML, Active Directory & RADIUS |
| Firmware Updates |
| 24x7 Premium Support |
| High Availability (HA) |
| Advanced Traffic Scheduling & Persistence |
| Advanced Content-Based Routing |
| Caching & Compression |
| HTTP/2 Support |
| TLS/SSL offload & Re-encryption |
| Kubernetes Ingress Controller |
| IPv6 Support |
| Client Limiting/Quality of Service (QoS) |
| Fleet Management |
| Application Health & Performance Monitoring |
| Customizable Dashboards |
| Incident Management |
| Pooled License Usage & Reporting |
| Certificate Usage & Insights |
| Certificate Expiry Notifications & Alerting |
| Certificate Automation & Renewal (ACME) |
| Advanced Analytics & User Insights |
| Single Sign-On |
| Custom Login Forms |
| Two Factor Authentication |
| LDAP, SAML, Active Directory & RADIUS |
| False Postive Analysis & Rule Tuning |
| OWASP Top 10 |
| Reputation Data Updates |
| Enhanced WAF Insights |
| Geographic Based Balancing |
| Location & Proximity Routing |
| DNSSEC Capability |
| IP Repuation Daily Updates |
| Firmware Updates |
| 24x7 Premium Support |
Virtual LoadMaster 1G
Our entry point for virtual and cloud platforms. Delivering 1 Gbps throughput and 1,000 SSL transactions per second as well as providing maximum level of flexibility for customers.
Explore Virtual LoadMaster 1GVirtual LoadMaster 5G
Our most popular virtual load balancer for small and medium-sized enterprise customers. Delivering 5 Gbps throughput and 5,000 SSL transactions per second. It is a fully featured load balancer with high performance at a very competitive price.
Explore Virtual LoadMaster 5GVirtual LoadMaster MAX
LoadMaster MAX is our most powerful virtual load balancer designed for large deployments delivering uncapped throughput and SSL transactions per second.
Explore Virtual LoadMaster MAXTrusted Brands All Over the World Grow With Kemp LoadMaster
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A Guide to Configuration Choices
LoadMaster offers a range of options for different IT environments. The product selection tool will help you pick a LoadMaster that suits your requirements. Choose a platform, capacity, and support levels to get started!
Next Steps
Every LoadMaster includes the core set of features that address the demands of Application Delivery and ensure service resilience with capabilities such as high availability and simplified administration with easy to use application templates
Advanced Layer 4-7 Load Balancing
Optimized application templates, intelligent content switching logic and a range of application-aware traffic steering methods ensure that client requests are always sent to the best possible target and consistent application experience is maintained
- Intelligent content matching & modification policies
- Application-aware health checking and scheduling
- Advanced multi-tier virtual service traffic routing
- SSL termination and multi-certificate SNI support
- Compression and caching optimization
Global Multi-Site Load Balancing
Global Server Load Balancing (GSLB) enables multi-data center and multi-cloud resilience by leveraging service resource awareness and DNS to steer traffic across geographically distributed pools based on defined business logic
- Location, proximity and availability-based policies
- Protection of counterfeit DNS data with DNSSEC support
- GSLB clustering for redundancy
- Configurable IP range tagging for advanced traffic steering logic
- Integration with application-level load balancers for higher fidelity routing decisions
"From user experience improvements to application delivery, quality of services and cost savings, the Kemp solutions have delivered outstanding results. Kemp has made us phenomenally happy."
Tom Hearn - Senior Technology Manager, Sageworks
Defense-in-Depth Security
With the load balancer most commonly being network device deployed closest to the application, it’s optimized for co-locating key security services, introducing zero trust architecture models and providing a last line of defense.
- Zero Trust Access Gateway (ZTAG)
- Multi-factor authentication and SSO delivered with ESP
- Application-specific and general WAF rules to prevent a range of application level exploits
- LDAP security group based service access and traffic routing
- RADIUS, X.509, Active Directory, RSA & Kerberos-based pre-authentication
- FIPS 140-2 support on all LoadMaster products
Insights and Observability
Tools that provide administrators with application analytics and observability are critical to maintaining optimal application experience and availability. Progress LoadMaster 360 provides organizations of all sizes with the insights and analytics necessary to validate that applications are performing as expected and to deliver the best possible user application experience.
- In-depth dashboards to monitor application performance, health and security, including live and historical insights.
- Gain insights into your certificate estate and prevent outages with certificate lifecycle management.
- The Incident Center assists with the identification of application trends and behaviors.
- Unified authentication management across all applications and authentication providers.
- Web Application Firewall (WAF) tuning and monitoring.
Why LoadMaster
Cost Efficient
LoadMaster offers outstanding value with models and purchasing options that align with your capacity requirements and budget
Easy to Manage
Our intuitive UI, centralized management and application templates reduce operating costs and you have the world-class Kemp global support team available to assist with any issues.
Expand and Scale
LoadMaster can go wherever you need - Cloud, Virtual or Hardware - with consistent and centralized multi-cloud administration and delivering hyper-scale performance through clustering.
Support Subscription Enhancements
Kemp Load Balancers include a standard set of rich features and support that can be further enhanced with advanced Support Subscriptions. These enable additional support services along with extended management capabilities and cyber security functionality.
Learn More about Support Subscription Enhancements