Trail running prediction time & pacing · GPX

Estimate your trail running finish time. Plan your pace, nutrition and logistics.

Upload your GPX file to get a trail running prediction time, plan your pacing strategy leg-by-leg, optimize aid-station nutrition, and print your roadbook.

TempoTrail roadbook preview
Roadbooks created
Aid stations planned

What you get

Your race kit, without the spreadsheet

Plan in the workspace, replay on the map, then take it on race day, printed or on your phone.

Plan

Timeline, leg by leg

A full race timeline between aid stations: distance, D+/D−, terrain, effort, arrival clock, per-leg nutrition and notes. Expand a leg to fine-tune paces or jump to the map.

Plan timeline with leg cards
3D map

Course replay

Fly along your trace in 3D with playback and an elevation profile synced to planned times. Focus a leg from Plan and return with one tap.

3D map with GPX playback
Pacing

Calculate your times

Target finish, UTMB index or min/km per terrain. Your plan updates live across every tab.

Pace & GPX, settings and upload
Nutrition

Fuel every leg

Set hourly carb, fluid and sodium targets. Override per leg, plan what you grab at each aid station. You can use catalog items or your own, and see how much you still need to hit the leg target.

Nutrition tab, per leg targets and ravito fuel plan
Runner

On the way: print or mobile

Your race-day companion: every leg, nutrition targets and checkpoint to-dos in one place.

  • Compact sheet to carry on race day. Print from the Print tab (save as PDF in one click).
  • Read-only mobile view: copy a link from Links and open on your phone during the race.
Runner sheet, print and mobile view
Crew

Crew support: print or share

Everything your team needs at each aid station: arrivals, cut-offs, services, paces and actionable checklists.

  • Detailed printable sheet: cut-offs, services and tick boxes for flasks, gels, gear changes.
  • Shareable mobile link: crew opens the same plan read-only on their phones.
Crew sheet, print and mobile view
Prep Booklet

A visual guide for each leg

Get a highly visual carnet with detailed elevation profiles, slope gradients, and full nutrition checklists per leg.

  • Printable A4 booklet: perfect to review with your crew before the race.
  • Save to PDF to keep a digital copy of the visual profiles on your phone.
Preparation booklet with elevation profiles
Analysis

Analyze races

Compare checkpoint passings across finishers, study pace fade from a LiveTrail link, and cross pre- vs post-race indexes to sharpen your strategy.

Race analysis and checkpoint passings

TempoTrail builds upon public data from the trail running community.

Ready to build your race plan?

Sign in for free, upload your GPX and generate your roadbook in minutes.

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