Chawk logoCHAWK
v1 · CrossFit + Hyrox

Train heavy.
Log everything.
See the trend.

Chawk is the dark-mode logbook for athletes who measure progress in pounds, seconds, and rounds. Built for the box and the Hyrox floor.

Get early accessSee features
165
Snatch PR
4:23
Fran
1:10:15
Hyrox
Chawk gold and chalk C mark

Every Rep Logged

WODs, lifts, conditioning, Hyrox stations — one logbook, every score type.

PRs On Lock

Snatch, Fran, sled push — automatic PR detection with history you can scroll.

Trends That Bite

Volume, intensity, and time-per-station charts that surface real progress.