Long-form articles on velocity-based training and computer-vision barbell tracking from Metric.https://metric.coach/en-auhttps://metric.coach/articles/metric-is-now-on-android/https://metric.coach/articles/metric-is-now-on-android/Metric VBT is now on Android in public beta. The full story — why iOS came first, the Vulkan rewrite, the Adreno GPU bug, and what's in v1.Thu, 21 May 2026 00:00:00 GMThttps://metric.coach/articles/metrics/https://metric.coach/articles/metrics/Metric tracks 12 different rep-level data points, providing insight into every aspect of barbell motion on every rep. This guide covers each metricFri, 13 Feb 2026 00:00:00 GMThttps://metric.coach/articles/eccentric-power-a-new-metric/https://metric.coach/articles/eccentric-power-a-new-metric/Eccentric qualities are a key element overlooked in a lot of athletic development settings with traditional bar speed tracking technologies. Eccentric power is a new way to measure and track eccentric work in the gymFri, 03 Oct 2025 00:00:00 GMThttps://metric.coach/articles/time-to-peak-velocity/https://metric.coach/articles/time-to-peak-velocity/Time to peak velocity is a useful metric for highlighting how rapidly an athlete can accelerate a load. This reveals an athletes rate of force development (RFD) and even their reactive strength index (RSI) helping coaches program effectivelyFri, 08 Aug 2025 00:00:00 GMThttps://metric.coach/articles/discover-the-science-behind-velocity-based-training-an-in-depth-guide/https://metric.coach/articles/discover-the-science-behind-velocity-based-training-an-in-depth-guide/Explore the cutting edge of strength and conditioning with this guide to Velocity Based Training. Learn the science behind VBT and its impact on performance.Mon, 04 Aug 2025 00:00:00 GMThttps://metric.coach/articles/the-complete-guide-to-bar-path-tracking-with-your-smartphone/https://metric.coach/articles/the-complete-guide-to-bar-path-tracking-with-your-smartphone/Metric VBT - Free bar path tracker. Record and save video with bar path, velocity, ROM and tempo data analytics.Mon, 04 Aug 2025 00:00:00 GMThttps://metric.coach/articles/trends-the-simple-way-to-autoregulate-your-velocity-based-training/https://metric.coach/articles/trends-the-simple-way-to-autoregulate-your-velocity-based-training/With the new Trends feature in the Metric VBT application, you will be recovering faster on making strength gains like never before.Mon, 04 Aug 2025 00:00:00 GMThttps://metric.coach/articles/concurrent-validity-of-novel-smartphone-based-apps-monitoring-barbell-velocity-in-powerlifting-exercises/https://metric.coach/articles/concurrent-validity-of-novel-smartphone-based-apps-monitoring-barbell-velocity-in-powerlifting-exercises/How accurate can an app be at measuring bar speed? this study compared three commercially available options: Qwik VBT, Metric, and MyLiftThu, 27 Mar 2025 00:00:00 GMThttps://metric.coach/articles/validation-of-a-commercially-available-mobile-application/https://metric.coach/articles/validation-of-a-commercially-available-mobile-application/A recent validation study was published by Trowell et al. (2024) comparing an early version of the Metric VBT app (v0.6.0) with 3D motion capture.Wed, 09 Oct 2024 00:00:00 GMThttps://metric.coach/articles/validity-and-reliability-of-a-mobile-application-metric-for-velocity-based-training-vbt-in-the-bench-press-exercise/https://metric.coach/articles/validity-and-reliability-of-a-mobile-application-metric-for-velocity-based-training-vbt-in-the-bench-press-exercise/We're excited to share the results of a recent validation study on Metric VBT, conducted by Antonio Šagovac as part of his Master’s studies at the University of Zagreb.Wed, 09 Oct 2024 00:00:00 GMThttps://metric.coach/articles/validation-reliability-of-metric-vbt-by-taber-et-al/https://metric.coach/articles/validation-reliability-of-metric-vbt-by-taber-et-al/Metric was found to be a valid and reliable velocity tracking solution when compared to gold-standard 3D motion capture.Mon, 07 Oct 2024 00:00:00 GMThttps://metric.coach/articles/2023-in-review-metric-leads-velocity-based-training-to-new-territory/https://metric.coach/articles/2023-in-review-metric-leads-velocity-based-training-to-new-territory/In 2023, we've taken big strides towards making Metric the most powerful velocity tracking app availableMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/best-gym-tripod-for-phones/https://metric.coach/articles/best-gym-tripod-for-phones/Whatever your training style a tripod can level up your workout video. Here are the best iPhone tripods for the gymMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/estimate-your-1rm-with-the-metric-vbt-app/https://metric.coach/articles/estimate-your-1rm-with-the-metric-vbt-app/Estimate your 1RM with Metric VBT. Use velocity based training (VBT) to calculate an e1RM every workoutMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/five-simple-ways-to-start-using-velocity-in-your-training/https://metric.coach/articles/five-simple-ways-to-start-using-velocity-in-your-training/Integrating velocity tracking in your training doesn't have to be difficult! Here are five of the most effective ways to use VBT in the gymMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/introducing-real-time-feedback/https://metric.coach/articles/introducing-real-time-feedback/Real-Time Feedback is now available in the Metric VBT app. Delivering audible context to track performance on every repMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/metric-vbt-pro-barbell-velocity-tracking-app/https://metric.coach/articles/metric-vbt-pro-barbell-velocity-tracking-app/Metric Pro is a barbell velocity tracking apps with a fresh approach to velocity based trainingMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/reliability-and-validity-of-metricvbt-beta/https://metric.coach/articles/reliability-and-validity-of-metricvbt-beta/It is early days for our VBT technology, but we can confidently say Metric works very well already! An internal study into the accuracy of the Metric betaMon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/rethinking-vbt-for-real-world-coaching/https://metric.coach/articles/rethinking-vbt-for-real-world-coaching/Velocity based training devices are no longer essential for getting great bar speed data. It's time for velocity based training to grow and evolve.Mon, 17 Jun 2024 00:00:00 GMThttps://metric.coach/articles/the-benefits-of-velocity-based-training-real-time-feedback/https://metric.coach/articles/the-benefits-of-velocity-based-training-real-time-feedback/The Metric VBT app now features the ability to enable real-time feedback for even more velocity based training applications in your program.Mon, 17 Jun 2024 00:00:00 GMT