Useful App
Easy to use and more informative than anything else I’ve tried for trail-specific training.

This app creates personalized training plans for trail and ultra runners, focusing on vertical gain and race-specific strategies. It adapts to your progress and daily readiness, offering insights into your fitness and fatigue levels.
1.6
November 10, 2026
Garmin watches connect directly now. Connect once and every run lands in your log within minutes of saving it on the watch. Setup is five short steps. Your numbers, your watch, your history, your race, your plan. About two minutes. A short tour shows you around on your first visit. The free trial is 7 days. The membership is $6 a month or $48 a year. Only runs come in. Rides, hikes and gym sessions stay out of your running numbers. Coros is next.
MoreFull plan, fueling, pacing, and coach. Billed monthly.
Summit Line is a training app designed specifically for trail and ultra runners. It creates personalized plans that focus on vertical gain, race-specific strategies, and adapt to your current fitness and daily readiness.
No, Summit Line does not contain advertisements. The app is free to start, with optional premium features available through subscription.
Summit Line offers a Premium subscription with monthly and annual plans. The monthly plan costs $6.00 per month, and the annual plan is $48.00 per year.
Your synced runs update your fitness level, allowing the plan to adjust automatically. This ensures the training keeps pace with your improvements or accommodates disruptions from work and life.
Summit Line includes grade-adjusted pace to accurately measure climbing effort, and it sets fueling and pacing strategies tailored to your specific race, rather than generic road marathon plans.
Summit Line has an age rating of 4+, making it suitable for a wide range of users.
Currently, Summit Line is supported on iPhone devices.
The latest version of Summit Line is 1.6, and it was last updated on November 10, 2026. Updates typically occur to refine features and improve performance.