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 1RM Calculator for iPhone and iPad
Calculate 1RM with RPE
Calculate 1RM using RPE or rep maxes for 2-12 repetitions. Track 1RM history by exercise. Select customized workouts. Access a dark theme for better visibility.
1RM Calculator screenshots
Ranked alternatives
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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.
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.
One Rep Max: 1RM Calculator
Charles Vanderhoff
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.
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.
1-RM
Dynamo Group LLC
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.
1RM LOG
alonestandsmalcolm
Track 1RM progress with graphs
Track 1RM (maximum one-rep weight) to analyze fitness progress and view growth trends visually. Calculate training weights for 60%, 70%, 80% of 1RM. Manage 1RM records per exercise with history and graphs.
FitNotes 2 - Gym Workout Log
GINGER TECHNOLOGIES PTE. LTD.
Track workouts, log routines, monitor progress
Track workouts with routines, save templates, and log sessions. Automatically record personal records and calculate 1RM and percentages. Use plate calculators with gym-specific profiles. Monitor weight, body fat, and measurements.
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