Calculate your 1RM
JosmanTek SL
1RM and track percentages
1RM using standard formulas based on lifted weight and repetitions. Input exercise details to determine maximum strength. Track progress over time to assess training effectiveness.
Apps Like One Rep Max: 1RM Calculator for iPhone and iPad
Calculate for any lift
Calculate one-rep max for bench press, deadlift, and squat using 7 scientific formulas. Input reps and weight to estimate max lift. Adjust estimates with Rate of Perceived Exertion. Track progress over time. Export results for review.
One Rep Max: 1RM Calculator screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.
Barbell Plate Racking Calc
Aryaman Sharda
Calculate weight and one-rep maxes
Calculate weight for desired lifts using supported bar types. Input rep counts to determine one-rep max. Track progress and adjust training accordingly.
1RM Calculator - One Rep Max
David Bai
Calculate 1RM from weight and reps
Calculate 1-rep max based on entered weight and reps. Estimate strength and compare rep schemes. Input workout details to determine maximum lift capacity.
GymCalc Max – 1RM
Pieter Roelandt
Calculate 1RM, plan plates, generate warmups
Calculate 1RM using multiple formulas. Auto-calculate plate weights in kg or lb. Generate warmup sets based on target loads. View secondary set projections for common rep ranges. Switch between kg and lb with saved preferences.
Lyfta: Gym Workout Tracker Log
Lindberg Development AS
Track workouts, build routines, log progress
Log workouts and track progress with detailed exercise logs and performance metrics. Create and customize strength training routines. Set goals and view progress charts. Sync data across devices and share achievements with others.
1-RM
Bodybuilding.com
Calculate 1RM and track progress
Calculate one-rep max for strength training exercises. Track progress over time for different lifts. Input weight and reps to estimate 1RM. Save and view historical max values for multiple exercises.
RepCount - Gym Workout Tracker
Siper Apps AB
Track workouts and log reps
Track workouts with detailed logging of exercises, sets, and reps. Set goals for weight and volume. View progress charts and analyze performance trends. Sync data across devices. Export history for review.
My 1 Rep Max
James T. Constant
Calculate 1RM and track progress
Calculate 1 Rep Max using popular formulas by selecting a lift type, entering weight, and repetitions. Log results to track progress over time. Premium version allows custom lifts and more than 10 repetitions.
HeavySet - Gym Workout Log
Runloop Ltd
Track workouts and log progress
Track workouts with detailed logging of exercises, sets, reps, and weights. Set rest timers, rep ranges, and intensity levels. Record RPE and estimated duration. Create routines using previous data or import plain text.
Fitness AI Gym Workout Planner
FitnessAI Inc.
Train with AI-guided workouts
Track workouts with personalized training plans based on goals and available equipment. Adjust sets, reps, and weights using AI guidance. Sync progress across devices and access home or gym exercises with detailed instructions.
Wendler Log 531
Charles Vanderhoff
Track lifts, calculate weights, log workouts
Track strength training progress with detailed workout logs sortable by date and exercise. Calculate precise weights for each set using one rep max input. Generate complete strength programs and training cycles based on Wendler 5/3/1 methodology.
Hevy - Workout Tracker Gym Log
Hevy Studios S.L.
Plan workouts, log exercises, track progress
Track workouts, log exercises, and monitor progress with detailed graphs. Plan weight training routines and set goals. Sync with Apple Health. Join a community to view others' sessions. No ads and free to use.
Gym Day: Workout Planner & Log
Anthony Ng
Track workouts and log exercises
Log and track weight lifting workouts with detailed exercise selection. Create custom routines using exercises like bench press, barbell squat, and deadlift. Access built-in plans such as Stronglifts and 5x5.
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