iQTrail: Previsão Trail Run

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About this app

iQTrail — Intelligence for trail running.

How long will your next race take?

Distance doesn't answer that question. Elevation, terrain, and weather change everything — and that's exactly what iQTrail calculates. A race time prediction app made for trail runners, mountain runners, and ultramarathoners.

Enter the distance, elevation gain (D+), terrain type, and weather conditions. In seconds, receive the time estimate for your race or any course you create.

Don't have a UTMB Index® or ITRA Index®? The iQTrail Score calculates your performance index from a time you already have: a road race. And it unlocks all the app's features. If you already have one of the indexes, just enter it.

Brazilian races already registered, with ready-made elevation profiles: type the name and the app completes the rest.

FEATURES

Race Time Predictor
- Time estimate for training and trail running and ultramarathon races.

- Considers distance, elevation gain and loss (D+ and D-), terrain type, and weather.

- Displays estimated time, prediction range, and average pace.

- Pre-registered races with automatic completion, or create any course manually.

- Useful for planning cut-off times and pace per segment.

iQTrail Score — Your Performance Index
- Proprietary index calculated from your road running time, for those who do not yet have a UTMB Index® or ITRA Index®.

- A few questions about your trail running experience adjust the result.

- Scale equivalent to ITRA and UTMB references, ready to use for prediction.

Nutrition Calculator
- Estimate your carbohydrate needs per hour during the activity.

- Plan how many gels to take and your consumption strategy based on the predicted time.

- Real products from Brazilian and international brands, combining up to three gels.

WHO IT'S FOR

Road runners transitioning to trail running. Ultramarathoners planning their cut-off times. Those who run trails and mountains and want to know what to expect from the race before the start.

WHY CHOOSE iQTrail?

- Made by a Brazilian trail runner, for the trail running community.

- Developed exclusively for trail running — it's not an adapted road running app.

- Algorithm calibrated and validated with real results from runners in trail running races in different countries, considering terrain and weather conditions.

- Simple interface, entirely in Portuguese.

- The calculation happens on the device itself, quickly and intuitively.

Whether for training, an ultramarathon, or your next mountain adventure, iQTrail helps you arrive better prepared, with realistic expectations and a well-defined strategy.

iqtrail.app
contact@iqtrail.app

LEGAL NOTICE
iQTrail is not affiliated with, sponsored by, or endorsed by UTMB®, ITRA®, or any event organizer. UTMB Index® and ITRA Index® are trademarks of their respective owners and are used only as a reference to the performance indices reported by the user.
Intelligence for trail running: weather forecasting, pacing, and nutrition during the race.
Updated on
Aug 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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What’s new

Chegou o Cortes — previsão PC a PC

Acompanhe sua estratégia de prova posto de controle a posto de controle: horário previsto de passagem, margem até cada corte oficial e tempo decorrido — tudo com a mesma fórmula que você já confia.

Disponível para Paraty by UTMB - PTR 58 e PTR 108, gratuito por tempo limitado.

- Seletor de clima na previsão de corte
- Compartilhe sua previsão como imagem
- Ajustes e correções