Best apps like One Rep Max: 1RM Calculator

10+ similar apps compared and reviewed

4.7 avg rating
10 free apps
Updated July 2026

One Rep Max is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

simply. nutrition tips

simply. nutrition tips by simply advisory LLC

that help you get healthy.
💪 Health & Fitness
5.0(17 ratings)
FreeIn-App Purchases
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Get daily nutrition tips from certified nutritionists with a subscription to this app, and start your journey to a healthier lifestyle. With features like customizable notifications, saved tips, and a tip tracker, you can easily incorporate healthy habits into your daily life.

Get More Info

Top Alternatives to One Rep Max

Powerlift Pro#1

Powerlift Pro by Phys Tech LLC

#1 Powerlifting App
Editor's Choice
💪 Health & Fitness
4.7😐(286 ratings)
FreeAdsIn-App Purchases
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This app provides AI-powered personalized strength training programs and a comprehensive suite of tools for tracking workouts, managing macros, and calculating lifting metrics. It offers real-time adjustments and weak point optimization to help users achieve their strength goals.

What We Love

  • 🚀 Excellent barbell/plate loading calculator
  • 🧮 Comprehensive workout calculation tools (RPE, 1RM, conversions)
  • 👍 User-friendly interface and intuitive navigation
  • 💪 Effective AI-powered personalized workout programming

Room to Improve

  • 🐛 Frequent app crashes and freezing issues
  • ⏳ Tedious logging process with individual set pages
  • 💸 Sudden shift to paid subscription model
Barbell Plate Calculator#2

Barbell Plate Calculator by XD Software Solutions LLC

Plate math made simple
Strong Contender
💪 Health & Fitness
4.8(236 ratings)
FreeAdsIn-App Purchases
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Easily calculate the barbell plates needed to reach a target weight or determine the total weight on a loaded bar. This app simplifies weightlifting math, allowing you to focus on your workout. It offers customizable options and a timer for tracking exercises.

KeyLifts - 531 Workout Log#3

KeyLifts - 531 Workout Log by Strongomatic, LLC

5/3/1 & nSuns Strength Tracker
Worth Considering
💪 Health & Fitness
4.8😊(827 ratings)
FreeIn-App Purchases
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This app simplifies the 5/3/1 strength training program by automatically calculating your sets and weights. Focus on lifting and achieving new personal records without the manual math. It offers features like warm-up sets, rest timers, and custom templates, with advanced options available through a subscription.

What We Love

  • 🚀 Excellent for 5/3/1 programming
  • 👍 Highly customizable templates
  • 🔧 Continuously improved with new features
  • 💯 Comprehensive tracking and analytics

Room to Improve

  • 🐛 Occasional crashes and bugs
  • 💰 Subscription model may be too expensive for some
  • 🤔 Confusing or unintuitive UI in some areas

More apps like One Rep Max

4
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
💪 Health & Fitness
(0)
ad-supported
5
Metric - Strength Training
Metric - Strength Training
Metric - Strength Training
Barbell velocity & workout log
Free

This app revolutionizes strength training by offering advanced velocity-based tracking using your phone's camera, eliminating the need for expensive hardware. It provides detailed insights into fatigue, recovery, and progression, helping users maximize gains and prevent injuries.

Smart velocity tracking with cameraAdvanced video analysis of liftsComprehensive workout logging
💪 Health & Fitness
(44)
freemium
6
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
It's leg day, not brain day.
Free

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.

Plate loading calculator (KG/LB)Customizable barbell and plate inventoryReverse calculator for adding plates
💪 Health & Fitness
(251)
free with in-app purchases
7
JuggernautAI
JuggernautAI
JuggernautAI
Strength Training Workouts
Free

This app uses AI to create personalized strength training programs for powerlifting and powerbuilding. It adapts to your feedback and goals, optimizing volume, frequency, and exercise selection for maximum strength gains and recovery.

AI-generated personalized workout plansPowerlifting and Powerbuilding goal focusAdaptive training based on real-time feedback
💪 Health & Fitness
(5.6K)
subscription
8
My 1 Rep Max
My 1 Rep Max
My 1 Rep Max
1 Rep Max Calculator
Free

Estimate your one rep max weight for various lifts using popular formulas. Track your progress over time with a built-in logbook. Offers custom lift creation and extended repetition calculations with a premium upgrade.

1 Rep Max calculatorLogbook for progress trackingMultiple popular formulas
💪 Health & Fitness
(111)
free with in-app purchases
9
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
💪 Health & Fitness
(86)
free with in-app purchases
10
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
💪 Health & Fitness
(11K)
free with in-app purchases