LoadRunner
The original enterprise load testing platform. Heavy-duty protocol support for complex enterprise systems and mission-critical applications.
Overview
LoadRunner, originally created by Mercury Interactive in 1993 and now owned by OpenText, is the oldest and most comprehensive enterprise load testing platform. It supports more protocols than any other tool — from web and mobile to ERP systems, legacy mainframes, and proprietary protocols. LoadRunner is the tool of choice for enterprises with complex, heterogeneous technology stacks.
In 2026, LoadRunner remains relevant for large enterprises with legacy systems, though modern web-focused teams increasingly prefer k6, Gatling, or JMeter.
What it's used for
LoadRunner is essential when:
- Complex enterprise stack: SAP, Oracle, mainframe, Citrix, and custom protocols in one test.
- Mission-critical applications: Banking, telecom, and government systems where failure is not an option.
- Protocol breadth required: No other tool supports as many protocols natively.
- Enterprise governance: Compliance, audit trails, and professional support are mandatory.
Pros & Cons
Pros
- Widest protocol support of any load testing tool
- Mature, battle-tested for 30+ years
- Professional support and enterprise SLAs
- Advanced correlation and parameterisation for complex apps
- Industry standard for government and banking RFPs
Cons
- Extremely expensive — licenses cost tens to hundreds of thousands
- Heavy resource requirements for controllers and generators
- Steeper learning curve than modern tools
- Smaller talent pool — fewer professionals know LoadRunner than JMeter
- Overkill for modern web/API-only testing
Platforms & Integrations
LoadRunner runs on Windows (primary) and Linux. It requires significant infrastructure for large-scale tests. Cloud execution is available via LoadRunner Cloud.
Pricing
| Tier | Cost | Includes |
|---|---|---|
| Professional | Custom | GUI-based testing, basic protocols, local execution |
| Enterprise | Custom | All protocols, distributed load, advanced analytics, support |
| LoadRunner Cloud | Custom | On-demand cloud execution, flexible licensing |
NZ Context
LoadRunner is used by NZ's largest enterprises — primarily banks and government agencies with legacy systems. ANZ NZ and Inland Revenue have LoadRunner in their performance testing portfolios. For NZ professionals, LoadRunner skills command premium salaries but opportunities are limited to a small number of large employers.
Alternatives
- NeoLoad — Modern enterprise alternative with better CI integration.
- JMeter — Free alternative for web and API testing.
- k6 — Developer-friendly modern alternative for API and web testing.