threshold.run

Terrain-specific coaching for ultra and alpine runners.

A personalized training plan built for your goal race — its vert, its terrain, its altitude — that adapts from every session you run. A serious training tool, not a gamified feed.

Early access. No spam, and we never sell your data.

Course-specific

Plans built around the real demands of your goal race, not a generic block.

Adaptive

Connect your watch and the plan adjusts to what you actually trained.

Data-forward

Grade-adjusted pace, vertical gain, and terrain-specific load — the metrics that matter over four hours on trail.

Connect your Garmin

Sync your training automatically. Your data builds your plan and nothing else — see the Privacy Policy.