Theron Triathlon Training Plan
Garmin & Apple Watch Sync
About
This app creates personalized triathlon training plans that adapt to your recovery and schedule, syncing directly to your Apple Watch or Garmin. It uses your health data to adjust workout intensity, ensuring you train effectively and avoid overtraining.
What's New in Theron Triathlon Training Plan
10.0.24
July 14, 2026
• Strength scheduling improvements - sessions fit more reliably around your run and ride plan • Strength preference customizations - adjust equipment, focus areas, and session frequency in Preferences • Daily availability bug fixes - days saving correctly and routine overrides applying as expected • Authentication bug fixes - improved sign-in reliability, session expiry, and account linking • Training load & recovery calibration - more accurate readiness after hard blocks and rest days • Morning check-ins off by default - enable anytime under Preferences → Notifications
MoreSubscription plans
Monthly
Theron Unlimited Monthly Subscription
FAQ
What is Theron?
Theron is a triathlon training app that creates personalized, adaptive training plans. It syncs with your Apple Watch or Garmin device and uses your health data to adjust workouts based on your recovery and readiness.
How does Theron adapt training plans?
Theron analyzes your Apple Health data, including HRV, sleep, and activity, to dynamically adjust workout intensity and duration. If you're fatigued, it provides an easier session to prevent overtraining.
Can Theron export workouts to my watch?
Yes, Theron offers one-tap export for your swim, bike, and run workouts directly to your Apple Watch or Garmin device. You can also follow live guided workouts on your wrist.
What triathlon distances does Theron support?
Theron supports all triathlon distances, including Sprint, Olympic, Half-Marathon, Marathon, 70.3, and Full Ironman. It provides structure for beginners and experienced athletes alike.
Is Theron free to use?
Theron offers a free 30-day trial for personalized, adaptive coaching. After the trial, subscription plans are available, with monthly and yearly options.
What are the subscription costs for Theron?
Theron offers a monthly subscription for $6.99 and a yearly subscription for $69.99. These plans provide access to its full suite of adaptive training features.
Does Theron have ads?
No, Theron does not contain advertisements. The app focuses on providing a seamless training experience without interruptions.
What devices is Theron compatible with?
Theron is designed for Apple Watch and Garmin devices, and it integrates with Apple Health. It is available on iPhone and iPad.