Best apps like RM -Calculator-

10+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated October 2026

RM 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.

Top Alternatives to RM

More apps like RM

4
One Rep Max: 1RM Calculator
One Rep Max: 1RM Calculator
One Rep Max: 1RM Calculator
Strength Tracker & Gym PR Tool
Free

Safely estimate your maximum lift potential for various strength exercises using scientific formulas. Track your progress visually, set goals, and fine-tune estimates with perceived exertion. Ideal for powerlifters, CrossFit athletes, and strength enthusiasts.

Precise 1RM calculations with 7 scientific formulasRPE integration for fine-tuned estimatesCustom exercise tracking for any lift
💪 Health & Fitness
(183)
free with in-app purchases
5
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
(118)
free with in-app purchases
6
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Caliper & Patient Tracking
Free

This app assists in calculating body fat percentage using caliper measurements. It supports multiple body density and body fat percentage formulas, allowing for customizable calculations and patient profile management.

Body fat percentage calculationMultiple body density formulasMultiple body fat percentage formulas
💪 Health & Fitness
(75)
free with in-app purchases
7
PhysioMaster: Physical Therapy
PhysioMaster: Physical Therapy
PhysioMaster: Physical Therapy
Goniometer, Posture analysis
Free

This app offers a suite of tools for physical therapists to streamline patient assessments. It includes features for posture analysis, range of motion measurement, and functional movement screening, helping practitioners explain diagnoses and build patient trust.

Posture analysisRange of Motion (ROM) measurementFunctional Movement Screen (FMS) analysis
💪 Health & Fitness
(4)
free with in-app purchases
8
Tabata Timer and HIIT Timer
Tabata Timer and HIIT Timer
Tabata Timer and HIIT Timer
Tabata Stopwatch Pro (TSP)
Free

This interval training app automates your exercise, rest, and cooldown periods for various workouts like Tabata, HIIT, and sprints. It offers customizable intervals, voice guidance, and music integration to enhance focus and workout efficiency. Track your progress with Apple Health integration.

Automated exercise and rest intervalsCustomizable workout presetsVoice and beep guidance
💪 Health & Fitness
(74K)
free with in-app purchases
9
Tabata Timer: Interval Timer.
Tabata Timer: Interval Timer.
Tabata Timer: Interval Timer.
Workout timer / HIIT timer WOD
Free

This app provides a versatile interval timer for high-intensity workouts like HIIT and Tabata. Users can create custom routines with adjustable work/rest times, sets, and cycles, and receive voice cues. It functions as a background companion to keep you focused during training.

Customizable interval timersHIIT and Tabata training supportAdjustable work and rest times
💪 Health & Fitness
(9.2K)
free with in-app purchases
10
Timer Plus - Workouts Timer
Timer Plus - Workouts Timer
Timer Plus - Workouts Timer
Fitness Training at Home, Gym
Free

This interval training app supports HIIT, circuit, and Tabata workouts with customizable rounds and cycles. It offers background operation, screen flashing, and voice guidance for an enhanced fitness experience. An Apple Watch companion app is also available.

Customizable rounds and cyclesInterval stopwatchBackground timer operation
💪 Health & Fitness
(60K)
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