Who this is for

Not for everyone. Built for you.

White Owl is built first for two kinds of athlete: HYROX doubles competitors and marathoners chasing — or defending — sub-3:15. If that's not you yet, that's fine. It will be built for you eventually. Just not first.

DISCIPLINE 01
HYROX Doubles
Compromised running is the whole event. White Owl accounts for station fatigue, partner handoff strategy, and the pacing math that's different every single time you race with someone else's legs in the mix.
DISCIPLINE 02
Sub-3:15 Marathon
At this pace, the margin between a negative split and a blowup is a handful of decisions made months before race day. White Owl tracks the taper, the long-run progression, and the fatigue signals that decide which side of that margin you land on.

The actual filter

Built for you if
  • You know what a roxzone is without googling it
  • You're chasing sub-3:15, or you've already been there and want back
  • You've got a Garmin, Whoop, or Oura already — and it's just sitting there
  • You've skipped a taper before because "one more session" felt right
  • You want a coach who tells you no
Not yet, if
  • This is your first 5K
  • You want to be told you did great, no matter what
  • You're not training with a race on the calendar
  • You'd rather log data than act on it

Not for everyone. Built for you.
Built for the career. Not just the run.
First 500 athletes. Then we talk to the rest of the world.

If you read this and felt seen —

you're exactly who we're building this for. Join the first 500.

Join early access