History, analysis and account

Why don't personal records and volume tell the whole story?

A personal record describes a best recorded value under a rule, not every aspect of performance. Volume depends on correctly identified sets, sides and formats. Goals, fatigue and execution conditions still matter.

Screenshots

App interface screenshots and illustrated Grunty store visuals. Tap an image to enlarge it.

Squat progression with training-volume chart, session dates, working sets and records in English.
Compare sessions using the same exercise and variation. Warm-up sets are excluded from the displayed working-set volume.

Practical tip

For circuits or AMRAPs, review the block result rather than only a set counter.

Content reviewed against source code on .