Twenty ways a workout refuses to be three numbers
Most gym apps assume a workout is sets, reps and weight. Here are twenty real workout types that break that assumption, ending with partner workouts, which break it worst.
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PRzilla Blog
Notes from building a training-intelligence product for CrossFit and hybrid athletes.
BTWB vs PRzilla: which tracker fits how you train
BTWB is the standard in CrossFit tracking and it earned that. Four things work differently in PRzilla, and most follow from how BTWB is built rather than from anything it overlooked.
SugarWOD vs PRzilla for individual athletes
An honest comparison from the people who make one of them. SugarWOD is a gym app. PRzilla is a training record. The difference shows up in how each one stores a scaled workout.
What 1,811 benchmark workouts say about scoring
Three quarters of CrossFit benchmarks are scored by time. Five are scored by time where longer is better. The catalog says more about scoring than any single workout does.
The 2026 Community Cup workouts are in PRzilla
Open all four 2026 CrossFit Community Cup workouts, move between them from any workout page, and find the complete 2025 set in PRzilla.
Why did a 12:21 JT score grade as Rookie?
One wrong CrossFit benchmark result led to an audit of roughly 50 ladders, 30 corrections, and a useful lesson about generated reference data.
Testing our parser on famous workouts hid its worst bugs
Our parser scored well against Fran, Grace, and Helen. Those scores measured name recognition. Un-named workouts exposed errors that tripled a workout's volume.
How does PRzilla calculate your fitness level?
PRzilla turns Rx benchmark results into a current estimate, then gives recent consistency more influence as your training history grows.
Why high-rep WOD sets don't determine your 1RM
A high-rep barbell block belongs in your training history, but pacing, fatigue, and unknown rest make it poor evidence for a one-rep max.
Why do capped and finished workouts score differently?
A time-capped WOD asks two different questions: how much work a capped athlete completed, and how fast a finisher completed all of it.