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You Didn't Put InAll Those Runsto Guess

Your finish time already exists. See it, free, 30 seconds.

1 month free Premium
6 proven models
Zero guesswork

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6
Peer-reviewed prediction models
30 sec
To see your finish time
5K to Ultra
Every distance covered
$0
To get your prediction

Race Morning

It's 6am. You're in the starting corral. Heart pounding. Legs ready.

But something's different this time. You're not hoping for a good race. You know your time.

You've seen the data. You've trained for exactly this. The gun fires. You run your plan. You cross the finish line. You look at your watch.

And it says exactly what you expected.

That's not luck. That's PaceBrain.

From Curiosity to Finish Line

DISCOVER

See Your Number

Enter a recent race time. In 30 seconds, see the finish time your body is ready for.

UNDERSTAND

Know Your Why

See your endurance profile, your pace patterns, and exactly what's between you and your next PR.

ACHIEVE

Run Your Time

Follow a plan built for your body. Watch your predicted time get faster, week by week.

You Don't Need Another Running App

You need answers. PaceBrain gives you everything to go from prediction to finish line.

Race Predictions
Powered by 6 scientific models
AI Training Plans
That adapt to your progress weekly
Heart Rate Intelligence
Zones, drift, and recovery insights
Performance DNA
Your unique running signature decoded
Strava Sync
Auto-import every run seamlessly
Race Simulator
See your future fitness trajectory

Simple, Honest Pricing

No surprise increases. No hidden fees. Just running.

Free
$0
forever

Start here. See what you're capable of.

  • 3 race predictions per month
  • GPS activity tracking
  • Unlimited historical data storage
  • Strava sync + file imports
  • RunSignal daily readiness
MOST POPULAR
Premium
$59.99/year
Just $5/month

For runners who don't just want to know — they want to improve.

  • Everything in Free, plus:
  • Unlimited AI insights & coaching
  • Performance DNA profile
  • AI race planner & training plans
  • Heart rate zone optimization
  • Goal tracking & race simulator

Or $7.99/month billed monthly

Every Run You've Ever Done

Has Led to One Number

See yours. Free. 30 seconds. Right now.