How many users can your website handle?

Web Performance Load Tester™, Version 3 (WPLT3) is the only software smart enough to tell you how many users your website can handle. Use another tool, and you'll be staring at charts for hours trying to figure it out – if you can even tell at all. Read more

Spot performance problems quickly

Find hidden bottlenecks and get rid of them, with our Advanced Server Analysis Modules. These add-on modules auto- matically point out performance problems in your operating system or application server, saving you time and money. Read more

No scripting
languages to learn

Cut your load testing time by up to 80%. Our automated record and configuration process means no complicated hand- coding, and no scripting languages to learn. Read more

I have been impressed with WPLT™’s ease of use, having used both Mercury and Rational. (And noted their price tags!)

— Chris Stanek, Accumen Alliance

Be prepared for the load

You're about to launch your company's sparkling new website, and its beautiful. The design is groundbreaking. The copy is the perfect balance of style and substance, and is optimized for every engine imaginable. Which is going to make it hurt that much more when it crashes in the first ten minutes.

Of course, that's all avoidable when you know how many users your site can handle, which pages load slowly, where the potential crashes exist, how much bandwidth your site will need and other important user metrics.

Web Performance, Inc offers a suite of automated load testing software applications and server-based performance testing services to make sure your site not only looks perfect, but works perfectly, too.

News & Releases

New Release!

Load Tester 4.0™ is a huge step forward. Check out this video to get a look at the latest cloud-based load testing features and then download the latest demo.

Sharepoint Performance Improved 2,000%

Read this case study with all the details about how we took a client's Sharepoint server from handling 100 users to 2,000.

Measuring the Performance Effects of mod_deflate in Apache 2.2

The performance impact of enabling mod_deflate in Apache 2.2.

Test Lab: APC Open Source PHP Optimizer

How much can the APC PHP Optimizer speed up your PHP application?

Test Lab: VMWare ESX Performance

The performance of the flagship virtualization product VMWare ESX is measured.

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