Trail Running Pacing Calculator

Upload a GPX route, set your target grade-adjusted pace, and get realistic race projections with pacing, elevation, and visual breakdowns

Drop your GPX file here

or click to browse

Target GAP (min/km)

Examples: 4:45, 00:04:45, or 285.

Start Time

Effort model

Uphill effort (0%)

Negative / Positive split (0%)

Phases

Choose how many phases share the same effort. Set 1 for a linear progression.

Exclude stopping time

Estimated arrival times based on your pacing plan

	Distance	Name	Estimated Time	Elevation

Detected pauses during the activity (≥ 10s, grouped within 100m)

Total stopped

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Distance	Time of Stop	Duration

Km	Split time	Split pace	Realized split pace	Δ vs plan	Light	Cumul. time	Gain	Cumul. Gain