Best Weight Calculator Gym Apps

4.9😊(565 ratings)

FreeIn-App Purchases

Bar Is Loaded - Gym Calculator screenshot 1

Bar Is Loaded - Gym Calculator screenshot 2

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This app simplifies weightlifting calculations, instantly determining the correct plates to load onto a barbell. It offers custom settings for inventory and a reverse calculator, along with tools for meet preparation and performance scoring.

What We Love

👍 Extremely user-friendly and intuitive interface
🚀 Fast and accurate plate loading calculations
💰 Completely free with no ads or subscriptions
🧠 Eliminates mental math during workouts
📊 Rich feature set including RPE, Wilks, and 1RM calculators
🔄 Reverse calculation functionality for bar loading
📱 Supports both kg and lb conversions seamlessly
🎨 Clean and simple design
👨‍💻 Responsive developer who takes feedback seriously
📸 Ability to share loaded bar images on social media
⚡ Lightweight and quick performance
🏋️ Tailored specifically for powerlifters and weightlifters

Room to Improve

🐛 Frequent crashes and infinite loading screens
🐛 5kg calculation glitch in reverse section
🐛 Inconsistent weight calculations with kg plates
⚙️ Limited barbell weight customization options
⚙️ Collar weight incorrectly set to 4kg instead of 5kg
⚙️ Rounding errors with decimal plate weights
📱 Compatibility issues with newer devices (iPhone 16 Pro)
❌ No ladies bar weight option (35 lbs)
❌ Missing 7.5kg plate option

Barbell Calculator – Gym Math by Keld Sperry

Plate Loader & Weight Helper

Strong Contender

5.0(1 ratings)

Free

Barbell Calculator – Gym Math screenshot 1

Barbell Calculator – Gym Math screenshot 2

Barbell Calculator – Gym Math screenshot 3

Effortlessly calculate barbell plate combinations for your desired weight. This app eliminates gym math errors, allowing you to quickly determine the exact plates needed for each side of the bar. Build your bar virtually and see the total weight instantly.

Perfect Weight Calculator by mohamed nouani

Calculate Ideal Weight & BMI

Worth Considering

The minimalist gym calculator

0.0(0 ratings)

FreeAds

This tool accurately calculates your ideal weight using your height, current weight, age, and gender. It offers a user-friendly interface for easy data entry and interpretation, serving as a reliable companion for your health and fitness journey.

More Weight Calculator Gym apps to explore

The Barbell Calculator

Barbell plate loading calculationTotal weight on bar displayPersonal record (PR) calculation

This app simplifies gym calculations by quickly determining barbell plate loads and total weight. It also offers tools for tracking personal records and managing gym equipment, all within a clean, ad-free interface.

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Barbell calculator for the gym

RepGenie: Gym Calculator

Your Gym. Calculated.

Calculate barbell weight distributionCustomize weight platesChoose units of measurement

Easily calculate barbell weight distribution for your workouts. Input your desired total weight and barbell weight, and the app will precisely determine the plates needed for each side. Ideal for all fitness levels seeking accuracy and efficiency.

GymMath - Plates & 1RM Calc

Plates and Rep Max Calculator

Plates CalculatorCustomizable bar and plates1 Rep Max Calculator

Easily calculate the weight plates needed for your desired lift or estimate your one-rep max using science-backed formulas. Customize your bar and plate weights for personalized calculations. Save workouts and view progress in charts.

Gym Coach - Barbell Calculator

(52)

ad-supported

Simplify your Gym Math

$0.99

This app removes the mental effort of calculating barbell weights for your workouts. Simply input your desired lift weight, and it determines the plates needed based on your gym's available inventory. It supports multiple gyms, weight units, and optimizes plate usage.

Calculates required barbell weightsManages plate inventory for multiple gymsSupports pounds and kilograms

7 proven formulas for lifting

7 scientific 1RM calculation formulasSupports bench press, squat, and deadliftProgress tracking and data visualization

Instantly calculate your one-rep max (1RM) for bench press, squat, and deadlift using 7 scientific formulas. Track your progress with intuitive charts and calendar records. Ideal for athletes and lifters aiming for more scientific and effective training.

free with in-app purchases

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BMI Calculator‰

Body Mass Index Calculator

BMI calculationInput heightInput weight

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

PRGRES: Gym Workout Tracker

(24K)

ad-supported

Lifting Log, Planner & PRs

Log exercises with sets, reps, weight, and RPEBuild and save unlimited custom workout plansAutomatic personal record detection

This app helps users meticulously log their weightlifting sessions, track personal records, and visualize strength gains. It offers custom workout plan creation and a muscle map to monitor training focus. The application operates entirely offline with no subscriptions or ads.

(4)

BarLoad Plate Calculator

Calculate Barbell Plates

Custom plate and barbell creationMultiple gym profilesMix kg and lbs plates

Easily calculate the correct weight plates to load onto your barbell. Customize your plates and barbells with unlimited options and organize them by gym. Supports both kilograms and pounds, and can mix them in a single calculation.

Pocket Barbell Calculator

by Evgeny Aleksandrov

Calculates barbell plate combinationsConfigurable plate inventorySupports IPF and IWF competitive standards

This app helps you quickly determine the correct weight plates to load onto a barbell to reach a specific target weight. It supports customizable plate inventories and adheres to competitive standards for disc sets.

Easily calculate weight for barbells and manage your gym equipment. Convert between pounds and kilograms, track your plate inventory, and calculate your 1 Rep Max. This tool simplifies gym calculations for all users.

Weight plate calculatorWeight conversion (lbs/kg)Plate inventory management

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Girl Math: Plate Calculator

Barbell math for heavy lifters

Instant plate math for target weightsReverse mode to calculate total weight from platesCustomizable bar weight and plate availability

This app simplifies barbell weight calculations for lifters. Quickly determine the plates needed for your target weight, or calculate the total weight from the plates on the bar. Customize with your gym's bar weight and available plates.

Barbell Weight Calculator + PR

(5)

freemium

Bench Press PR Tracker

Instant barbell weight calculationAdd multiple plates per sideSymmetrical plate layout

Effortlessly determine the correct weight plates to load onto your barbell for any lift. This tool provides a real-time, symmetrical plate layout, eliminating guesswork and ensuring accuracy. Focus on your training with a simple, distraction-free interface.

by Isaiah Brandt-Sims

One rep max calculationWeight to put on bar calculationPlate breakdown for each side

This tool helps calculate your one-rep max and determine the weight needed for your lifts. It also breaks down plate combinations and includes a notes section for tracking maxes and workouts.

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Gympal: Calorie & Gym Tracker

Weight Lifting & Macro Counter

Daily macro target settingBulking and cutting phase switchingCalorie tracking

Easily track your daily calorie intake and achieve your fitness objectives. Set personalized macro targets and switch between bulking and cutting phases with a simple interface. More features are planned for future updates.

(10)