Rhetra: Gym, Crossfit, Hyrox app icon

Rhetra: Gym, Crossfit, Hyrox

Not claimed

A logbook records what you did

By Victor Calvary · Health and fitness
Debuts score 84NewRate it first

Why we expect it: A thoughtful fitness app that explains every load, adapts plans, and offers strong Apple Watch support.

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In short

Rhetra: Gym, Crossfit, Hyrox is a workout logbook and training planner for iPhone and Apple Watch. It plans sessions from chosen programs such as StrongLifts 5×5, Push/Pull/Legs, or Hyrox, and explains each suggested load, with the option to log everything offline. Its standout feature is that it refuses to estimate a 1RM beyond 12 reps rather than guess.

Summary by Debuts, based on the App Store listing.

About

A logbook records what you did. Rhetra tells you what to do.

A rhetra, the word that was law in Sparta — is the rule you set yourself and stick to. Rhetra knows it's Tuesday, that it's Push day, week 3 of 8, and that your bench press goes up to 82.5 kg. And it tells you why.

THE PROGRAM, NOT JUST THE LOGBOOK

Pick an agoge — StrongLifts 5×5, Push/Pull/Legs, Upper/Lower, calisthenics, CrossFit, Hyrox, running — or build your own. Days, a duration, a progression rule: the plan moves forward on its own. Strength on Tuesday, a run on Thursday, in the same agoge.

EVERY LOAD EXPLAINS ITSELF

“82.5 kg, +2.5: your 3×5 went through last week.” The engine proposes, you decide: nothing is saved without your OK. And when it doesn't know, it says so: past 12 reps, Rhetra refuses to estimate your 1RM rather than make one up.

YOUR RACE, READY FOR RACE DAY

10K, half marathon, marathon, HYROX, obstacle races: three levels, from three to twelve months. Each week tells you what to run, at what pace, and what to lift alongside.

THE REMINDER THAT GETS YOU UP

“Push: 82.5 kg bench press, +2.5.” The notification carries today's load. Skipped a session? Rhetra offers to move it. Never a reproach.

SPEED, WHILE YOU TRAIN

One tap per set, screen kept on, rest timer in the Dynamic Island. Supersets, warm-up sets, the plates to load. 263 exercises with their form cues, written and reviewed, never generated on the fly. And mobility routines at the end of your session.

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