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Firmware Release Notes

Updated this week

v1.8

April 2026

This release brings one of our biggest updates yet — a new account system, a sport-specific mode, and several training quality improvements.

What's New

  • Account System — Device binding, passcode protection, and multi-user support for personalized training profiles.

  • Ski Mode — A dedicated mode designed for ski-specific power and endurance training.

  • Remember Cable Length — Applies the saved resistance starting point upon wake-up, maintaining continuous tension even when the cable cannot fully retract.

  • Isokinetic Optimization — Refined resistance control and smoother transitions, plus a new Eccentric Hold that maintains resistance when movement pauses during the eccentric phase.

  • Auto Load/Unload — Improved stability detection for more reliable triggering.

  • Performance & Power — Low Power Mode added; general stability improvements.


v1.7.1.66

January 2026

What's New

  • Expanded Resistance — Chains/Inverse Chains ratios can now exceed 100% (available in Sport Mode).

  • Twin Mode Update — Isokinetic Mode is now supported in Twin Mode.

  • Custom Alerts — New toggle to turn on/off startup and wake-up tones and vibrations.

  • General Fixes — Stability improvements and minor bug fixes.


v1.7

August 2025

Summer '25 update — four powerful additions for a more complete training experience.

What's New

  • Rowing Mode — Smooth, high-rep resistance designed for full-body flow.

  • Auto Unload — Automatically drops resistance at the end of each set. Pairs with Auto Load.

  • Isokinetic Upgrades — Adjustable eccentric overload is now available in Isokinetic Mode.

  • Isometric Test Upgraded — Longer, configurable holds with more measurement options for better performance insight.


v1.6

March 2025

Spring '25 update — full resistance customization, unlimited eccentric range, and hands-free loading.

What's New

  • Custom Curves — Fine-tune your resistance profiles with full granular control.

  • Unlimited Eccentric — The 100% eccentric cap has been removed.

  • Auto Load — Hands-free resistance activation at the start of your set.


v1.5

December 2024

Winter 2024 update — a new test mode, smarter resistance tools, and quality-of-life additions.

What's New

  • Isometric Test Mode — Measure force up to 400 lbs and track real-time performance in Beyond+.

  • Inverse Chains — Adaptive resistance for optimized muscle engagement throughout the range of motion.

  • Upgraded Resistance Band — Adjustable lengths for improved range of motion and smoother workouts.

  • Smart Pin — Quick weight changes with multiple custom presets.

  • Timer — Track cooldowns, sets, and reps with ease.


v1.4

August 2024

Major training control update — velocity-based and advanced eccentric modes, revamped resistance band, and automatic firmware updates.

What's New

  • Isokinetic Mode — Maintains a constant movement speed (0.1–1.0 m/s) throughout your full range of motion. Ideal for rehabilitation, strength, and power development.

  • Negative Eccentric Mode — Full control over the lowering phase to maximize hypertrophy and strength gains.

  • 15–200 lbs Gearless Resistance Band — Two distinct resistance profiles with precise pound-by-pound adjustments across a wider range.

  • Auto-Updates — VOLTRA I now updates automatically on power-on. Enabled by default; can be disabled in settings.

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