FirstRox Launching soon · iOS & Android
Train smarter for HYROX
Simulate the full race, follow a plan that fits your calendar, and hit your pacing targets. FirstRox is a HYROX training app that works offline and never guesses with AI.
Everything in one app
The tools a HYROX athlete actually needs
Race simulator
Guided full, half and station-focus simulations with a big, glove-friendly timer.
Learn more →Training plans
8, 12 and 16-week plans for every level, built from templates and progression rules.
Learn more →Pacing calculator
Target splits for all 16 segments from a goal time, with what-if sliders.
Learn more →Workout logger
Log sessions fast, with rest timers, formats and a HYROX exercise library.
Learn more →Run tracking
Track runs with GPS, splits and a route map, online or off.
Learn more →Progress & PBs
Personal bests, trends, volume, adherence, streaks and milestones.
Learn more →How it works
From first workout to race day
1. Set your goal
Choose your division, race date and level, and add a few baseline times.
2. Train with a plan
Get a week-by-week plan with deloads and a taper. Log sessions and runs as you go.
3. Simulate and refine
Run full or partial simulations, compare splits, and adjust where you lose time.
HYROX guide
Know every station before race day
Technique cues, standards, pacing advice and the mistakes that cost time, for all eight stations.
SkiErg
Read the guide → Station 2Sled Push
Read the guide → Station 3Sled Pull
Read the guide → Station 4Burpee Broad Jumps
Read the guide → Station 5Rowing
Read the guide → Station 6Farmers Carry
Read the guide → Station 7Sandbag Lunges
Read the guide → Station 8Wall Balls
Read the guide →Rule-based, not AI
Plans and targets come from templates and formulas you can reason about. Same inputs, same plan, every time.
Offline first
Race in a hall with no signal. Everything is saved on your phone and syncs when you are back online.
Built for race effort
Huge controls, haptic and audio cues, and a screen that stays awake, designed for sweaty hands.
From the blog
Training advice
Compromised Running: Run Well After Stations
Why running after stations feels so hard, and how compromised running sessions teach your legs, breathing and pacing to cope on race day.
Read →How to Pace Your First HYROX Race
A practical pacing guide for your first HYROX: how to split effort across 16 segments, where beginners go too hard, and how to finish strong.
Read →The HYROX Roxzone Explained: Why It Matters
What the Roxzone is, why transition time counts toward your HYROX finish time, and simple ways to save minutes without running any faster.
Read →Be first to train with FirstRox
Join the waitlist and we will email you once, when the app is live.