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Performance Starts Here

We believe the user experience should be measured from the user’s perspective. Our award-winning virtual user software prevents performance issues and predicts the end-user experience on:

  • Citrix XenDesktop / XenApp
  • VMware Horizon View
  • Azure / AWS / DaaS
  • Microsoft RDS
  • Traditional PC

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LoginVSI virtuel user

Start delivering the best end user experience today
with our products

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Industries where the primary processes benefit greatly from a good performance, like healthcare and financial institutions, gain significant advantage from our innovative software. Login VSI’s virtual user provides predictive and advanced insights for virtualized desktop and server based computing environments. By utilizing virtual users that mimic real‐world users performing real‐world tasks— predictive analysis will increase productivity while minimizing downtime and other costly business disruptions.


Client Side Performance Testing


The virtual user can log-in from anywhere providing valuable performance insight from that location.


Predictive Analysis


The virtual user predicts with accuracy the future performance. 


Validate Change


Measure the impact of changes before going to production.

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Application Availability


The virtual user will tell you straight away when applications are not working before users do.


SLA Reporting


Are you getting the performance you agreed upon?

CTO's, IT managers and IT admins of

leading organizations worldwide rely on Login VSI

Customers Login VSI Logos

  • Jamie Vernon - STARTEK

    "Login PI enables us to minimize system downtime and deliver strategic business value like never before."

    Jamie Vernon, VP of IT and infrastructure at STARTEK

  • Rob Girard - Tintri

    "You would be somewhat nuts to go to production with VDI without first and constantly re-evaluating with Login VSI. Always run all your changes through it so there are no surprises. Surprises in VDI never just hit one or two users--it's all or nothing.”

    Rob Girard, Technical Marketing Engineer at Tintri

What the industry is saying about Login VSI

  • Testimonial Gartner


    "Login VSI is the de facto standard for SBC and VDI benchmarking"


IT Prof
Best Of Citrix Synergy 2016 Finalist Award Desktop And Application Delivery Small

Our latest news and updates

October 13, 2017

[Press Release] Login VSI method achieves official patent status

An important next step for the de-facto industry standard in VDI performance testing Boston, United States – October 16th, 2017: Login VSI (www.loginvsi.com), the industry leader in VDI and SBC performance testing, is proud to announce that the unique Login…
September 20, 2017

Citrix Cloud on AWS

I was recently afforded the unique opportunity to collaborate on a project to test capacity out of a Citrix XenApp on AWS deployment. The goal of the project was to independently determine the maximum user density for a few different EC2 instance types…
September 13, 2017

[Press Release] Login VSI adds Predictive Power to Login PI

The next phase in virtualized desktop availability and performance testing Barcelona, Spain – September 13th, 2017: Today Login VSI (www.loginvsi.com), the industry leader in VDI and SBC performance testing, announces the new version of Login PI, v2.1, which…