Introduction to Capture

Learn what Braking Lab Capture is and how it turns your iRacing and Le Mans Ultimate sessions into personalized training.

Braking Lab Capture is a lightweight Windows desktop app that turns your iRacing and Le Mans Ultimate (LMU) sessions into personalized braking training. Race as you normally would — Capture takes care of the rest.

Supported Simulators

SimulatorFile FormatStatus
iRacing.ibt telemetry filesFully supported
Le Mans Ultimate.duckdb telemetry filesFully supported

Why Use Capture?

  • Train with your real data — Every braking zone you drive becomes a training exercise tailored to your actual driving
  • Zero effort after setup — Just race. Your laps appear in the web app automatically
  • Works while you race — Runs silently in the background with no impact on sim performance
  • Never lose a session — Even offline, your data is saved locally and syncs when you’re back online
  • Import your history — Bring in past sessions from the last 7, 30, or 90 days
  • Multi-sim support — Switch between iRacing and LMU seamlessly, with a unified session library

What You Get

For every lap you drive, Capture gives you:

  • Braking zone analysis for every corner — see exactly where and how you brake
  • Speed profiles — entry and exit speeds to track your consistency
  • Track maps — your racing line visualized on a GPS-style map
  • Lap and sector times — compare yourself across sessions
  • Corner-specific exercises — generated from your real data in the web app
  • Cross-sim leaderboard — compare lap times across both simulators

Getting Started

Ready to set up Capture? Download the latest version and head to the Quick Start guide to get running in minutes.

For simulator-specific configuration:


Third-Party Services Disclaimer

iRacing® is a third-party service not affiliated with Braking Lab. All trademarks and rights belong to iRacing.com Motorsport Simulations, LLC. Le Mans Ultimate™ is a product of Motorsport Games. Braking Lab is not responsible for the availability, functionality, or any changes to these services.