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Best Powerlifting Calculator Apps

249+ iOS apps curated and reviewed

4.8 avg rating
18 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our powerlifting calculator list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Powerlifting Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Bar Is Loaded - Gym CalculatorBar Is Loaded - Gym CalculatorFree4.8ā˜… (251)NoYesJul 2026
2Powerlift ā€“ Barbell CalculatorPowerlift ā€“ Barbell CalculatorFree4.5ā˜… (72)NoYesMay 2026
3The Barbell CalculatorThe Barbell CalculatorFree5.0ā˜… (1)NoNoJun 2026
4531 Strength531 StrengthFree4.9ā˜… (11K)YesYesAug 2026
5USA PowerliftingUSA PowerliftingFreeā€”NoNoJul 2026
6IPF CalculatorIPF CalculatorFree4.8ā˜… (4)NoYesMay 2026
71RM Calculator1RM CalculatorFree4.9ā˜… (86)NoYesAug 2026
8GymLog Powerlifting TrackerGymLog Powerlifting TrackerFreeā€”NoNoMay 2026

Top Picks for Powerlifting Calculator

Bar Is Loaded - Gym Calculator#1

Bar Is Loaded - Gym Calculator by Danny Li

It's leg day, not brain day.
Editor's Choice
šŸ’Ŗ Health & Fitness
4.8šŸ˜Š(251 ratings)
FreeIn-App Purchases
Bar Is Loaded - Gym Calculator screenshot 1
Bar Is Loaded - Gym Calculator screenshot 2
Bar Is Loaded - Gym Calculator screenshot 3
Bar Is Loaded - Gym Calculator screenshot 4
Bar Is Loaded - Gym Calculator screenshot 5
Bar Is Loaded - Gym Calculator screenshot 6

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

  • šŸ‘ Extremely user-friendly and intuitive interface
  • šŸš€ Fast and accurate plate loading calculations
  • šŸ’° Completely free with no ads or subscriptions
  • šŸ§  Eliminates mental math during workouts

Room to Improve

  • šŸ› Frequent crashes and infinite loading screens
  • šŸ› 5kg calculation glitch in reverse section
  • šŸ› Inconsistent weight calculations with kg plates
Powerlift ā€“ Barbell Calculator#2

Powerlift ā€“ Barbell Calculator by Glasshouse Studio, LLC

Weightlifting without the math
Strong Contender
šŸ’Ŗ Health & Fitness
4.5(72 ratings)
FreeIn-App Purchases
Powerlift ā€“ Barbell Calculator screenshot 1
Powerlift ā€“ Barbell Calculator screenshot 2
Powerlift ā€“ Barbell Calculator screenshot 3
Powerlift ā€“ Barbell Calculator screenshot 4
Powerlift ā€“ Barbell Calculator screenshot 5

This app simplifies barbell weight calculations for weightlifters. It allows users to quickly determine the correct plates needed for any given weight, supporting custom bar and collar weights, and both imperial and metric units. An optional Pro version offers advanced features like manual plate management and custom plate creation.

The Barbell Calculator#3

The Barbell Calculator by AIDEN JASPER PELL

The minimalist gym calculator
Worth Considering
šŸ’Ŗ Health & Fitness
5.0(1 ratings)
Free
The Barbell Calculator screenshot 1
The Barbell Calculator screenshot 2
The Barbell Calculator screenshot 3
The Barbell Calculator screenshot 4

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.

More Powerlifting Calculator apps to explore

4
531 Strength
531 Strength
531 Strength
Keep focus on your lifts
Free

This app simplifies tracking your progress on the 5/3/1 strength training program. It calculates and displays weights, reps, and sets based on your one-rep max, allowing you to easily plan and execute your workouts. Rounding options help match available gym plates.

Calculate 5/3/1 weightsTrack 1RM for exercisesView cycle step weights
šŸ’Ŗ Health & Fitness
(11K)
free with in-app purchases
5
USA Powerlifting
USA Powerlifting
USA Powerlifting
Powerlifting Programming
Free
šŸ’Ŗ Health & Fitness
(0)
6
IPF Calculator
IPF Calculator
IPF Calculator
by Miklos Pavel
Free

Calculate your powerlifting scores for various event types and compare them with other scoring systems. Track your progress with an optional charting tool that supports both raw and equipped lifting.

Calculate IPF pointsCompare with Wilks pointsSupports kilograms and pounds
āš½ Sports
(4)
free with in-app purchases
7
1RM Calculator
1RM Calculator
1RM Calculator
One Rep Max Strength
Free

Easily calculate your one-rep max (1RM) strength with this app. It supports RPE input and allows you to estimate rep maxes based on your 1RM. Track your progress by saving your 1RM history for different exercises.

1RM calculation with RPERep max estimationSave 1RM history
šŸ’Ŗ Health & Fitness
(86)
free with in-app purchases
8
GymLog Powerlifting Tracker
GymLog Powerlifting Tracker
GymLog Powerlifting Tracker
Powerlifting Log & Programs
Free
šŸ’Ŗ Health & Fitness
(0)
9
Girl Math: Plate Calculator
Girl Math: Plate Calculator
Girl Math: Plate Calculator
Barbell math for heavy lifters
Free

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.

Instant plate math for target weightsReverse mode to calculate total weight from platesCustomizable bar weight and plate availability
šŸ’Ŗ Health & Fitness
(1)
freemium
10
BarMath: Plate Calculator
BarMath: Plate Calculator
BarMath: Plate Calculator
by One Nonstop Engineer LLC
$1.99
šŸ’Ŗ Health & Fitness
(0)
11
Barbell Loader and Calculator
Barbell Loader and Calculator
Barbell Loader and Calculator
Weightlifting + Powerlifting
Free
$2.99 | 100% OFF

This app simplifies weightlifting calculations, allowing users to quickly load barbells, convert weights between pounds and kilograms, and calculate percentages. It also includes tools for determining rep maxes, Sinclair and Wilks scores, and logging workouts.

Load barbell by selecting platesCalculate bar loading from desired weightAutomatic pound/kilogram conversion
āš½ Sports
(148)
free with in-app purchases
12
MaxOut 1RM Strength Calculator
MaxOut 1RM Strength Calculator
MaxOut 1RM Strength Calculator
One Rep Max & Strength Rank
Free
šŸ’Ŗ Health & Fitness
(0)
13
1RM - One Rep Max Calculator
1RM - One Rep Max Calculator
1RM - One Rep Max Calculator
One Rep Max Calculator - 1RM
Free
šŸ’Ŗ Health & Fitness
(0)
14
Top Set Calculator
Top Set Calculator
Top Set Calculator
Strength calculators & tools
Free
šŸ’Ŗ Health & Fitness
(0)
15
Powerlift Compete
Powerlift Compete
Powerlift Compete
Meet Day Timing & Calculator
Free
šŸ’Ŗ Health & Fitness
(0)
16
Top Set: Powerlifting
Top Set: Powerlifting
Top Set: Powerlifting
Adaptive strength training
Free
šŸ’Ŗ Health & Fitness
(0)
17
E1RM Calculator - RPE Based
E1RM Calculator - RPE Based
E1RM Calculator - RPE Based
RPE-Based Training Calculator
Free
šŸ’Ŗ Health & Fitness
(0)
18
MaxLift - 1RM Calculator
MaxLift - 1RM Calculator
MaxLift - 1RM Calculator
One Rep Max Calculator
Free

Calculate your maximum weight for a single repetition of any exercise. This tool helps estimate your strength for key lifts, aiding in training program design and progress tracking. Prioritize safety and effective programming by understanding your one-rep max.

1RM calculation for any exerciseEstimate strength levelsAid in training program design
šŸ’Ŗ Health & Fitness
(0)
ad-supported
19
RepGenie: Gym Calculator
RepGenie: Gym Calculator
RepGenie: Gym Calculator
Your Gym. Calculated.
Free
šŸ’Ŗ Health & Fitness
(0)
20
Barbell Plate Calculator Pro
Barbell Plate Calculator Pro
Barbell Plate Calculator Pro
Smart Plate Calculator
$0.99
šŸ’Ŗ Health & Fitness
(0)

FAQ about Powerlifting Calculator

What are the best powerlifting calculator apps for iPhone?
Bar Is Loaded - Gym Calculator tops our powerlifting calculator apps ranking as of August 2026, with a 4.8-star average from 251 App Store ratings, and it's free to download.
Yes ā€” 18 of the top powerlifting calculator apps we rank are free to download, including Bar Is Loaded - Gym Calculator and Powerlift ā€“ Barbell Calculator.
Bar Is Loaded - Gym Calculator has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ powerlifting calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Bar Is Loaded is a fast and easy plate loading calculator designed for lifters. It instantly tells you exactly what plates to load onto a barbell, eliminating guesswork. The app also includes various tools for meet preparation and performance scoring.
Key features include an instant plate calculator for both KG and LB, a customizable inventory for barbells and plates, and a reverse calculator. It also offers meet prep tools like rep max calculators and attempt selection, along with powerlifting and weightlifting scoring calculators.