GYMMAX CALCULATOR

Squat, bench, deadlift — sure. But also your neck, your grip, your hip thrust, and every weighted bodyweight lift nobody else bothered to calculate. Plug in your numbers. Get your max. Load your next session.

01

The Big Three

The lifts everyone tests. Start here.

Legs

SQUATMAX CALCULATOR

Estimate your 1-rep squat max from any submax set using Epley, Brzycki, or Lombardi.

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Push

BENCHMAX CALCULATOR

Turn a set of reps into a reliable 1RM estimate, plus a full percentage-based loading table.

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Back

DEADLIFTMAX CALCULATOR

The same trusted formulas, tuned for the deadlift's lower rep-fatigue curve.

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02

Weighted Bodyweight Hub

Pull-ups, dips, push-ups — loaded. One engine, every movement.

Hub

WEIGHTED BODYWEIGHT MAX CALCULATOR

Pick your movement, enter bodyweight + added load + reps. Get your estimated max added weight, total system load, and a rep-scheme table — for pull-ups, dips, push-ups, chin-ups, muscle-ups, lunges, step-ups, hyperextensions, and glute bridges.

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Back

WEIGHTED PULL-UP MAX CALCULATOR

The most searched, least calculated lift in calisthenics. Find your added-weight max.

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Push

WEIGHTED DIP MAX CALCULATOR

Dip belt loaded up? Get an accurate max before you stack more plates than you should.

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Push

WEIGHTED PUSH-UP MAX CALCULATOR

Plate on your back, feet elevated or not — estimate your true loaded push-up max.

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03

Underserved Maxes

Real lifts, real search volume, zero good calculators — until now.

Neck

NECK MAX CALCULATOR

Harness extension, flexion, or weighted bridge — estimate your neck-training max.

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Grip

GRIP MAX CALCULATOR

From dead hangs to plate pinches, convert your grip test into an estimated max load.

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Grip

FARMER'S CARRY MAX CALCULATOR

Weight per hand, distance, and time — find your max carry load.

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Glutes

HIP THRUST MAX CALCULATOR

One of the fastest-growing lifts in the gym — finally, a dedicated max calculator.

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Traps

SHRUG MAX CALCULATOR

Barbell, dumbbell, or trap bar — estimate your trap-building 1RM.

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Calves

CALF RAISE MAX CALCULATOR

Standing, seated, or leg press — the calf-training calculator nobody built.

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Back

RACK PULL MAX CALCULATOR

Adjusts your estimated max by pin height, and compares it to your full deadlift.

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Shoulders

OVERHEAD PRESS MAX CALCULATOR

Standing, seated, dumbbell, or push press — get your strict or assisted max.

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04

Scoring & Standards

See how your numbers stack up.

Meet Day

WILKS / DOTS SCORE CALCULATOR

Compare your total across bodyweight and sex using Wilks, DOTS, or IPF GL Points.

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Benchmark

STRENGTH STANDARDS CALCULATOR

See where your squat, bench, deadlift, or press ranks by age, bodyweight, and sex.

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05

Training Utilities

The small tools you'll actually use every session.

Loading

PLATE LOADING CALCULATOR

Tell it your target weight — get a visual plate diagram for each side of the bar.

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Programming

REP MAX / % CALCULATOR

Convert a known rep max into an estimated 1RM, or find the load for any target rep range.

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06

Nutrition & Supplements

Dial in what supports the lifts.

Supplement

CREATINE DOSING CALCULATOR

Loading phase or steady dose — get a daily recommendation based on your bodyweight.

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Built for lifters who track numbers.

Every calculator on this site runs entirely in your browser — no accounts, no data collection beyond standard analytics and advertising cookies (see our Privacy Policy). Results are estimates for training purposes only. Read our full Terms of Service before relying on any number here for competition or medical decisions.