Best Lean Mass Apps

96+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

Looking for free lean mass apps? 20 of our 96+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Lean Mass Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1LeanMass: GLP-1 Muscle CoachLeanMass: GLP-1 Muscle CoachFreeNoYesJul 2026
2LeanMass: GLP-1 Muscle TrackerLeanMass: GLP-1 Muscle TrackerFreeNoJul 2026
3Lean Mass CalculatorLean Mass CalculatorFreeYesYesJun 2026
4My Lean Body Mass CalculatorMy Lean Body Mass CalculatorFree2.0★ (2)NoNoMay 2026
5Asana Rebel: Get in ShapeAsana Rebel: Get in ShapeFree4.7★ (75K)YesYesAug 2026
6BODi Fitness: Home WorkoutsBODi Fitness: Home WorkoutsFree4.9★ (298K)NoYesAug 2026
7Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesAug 2026
8Gain Muscle MassGain Muscle MassFreeYesYesMay 2026

Top Picks for Lean Mass

More Lean Mass apps to explore

4
My Lean Body Mass Calculator
My Lean Body Mass Calculator
My Lean Body Mass Calculator
by Duan Nguyen
Free

Calculate your lean body mass (LBM) with this straightforward application. It helps you determine the difference between your total body weight and body fat weight.

Calculate Lean Body Mass (LBM)Determine body fat weight differenceSimple and straightforward interface
💪 Health & Fitness
(2)
free
5
Asana Rebel: Get in Shape
Asana Rebel: Get in Shape
Asana Rebel: Get in Shape
Yoga Workout & nutrition plans
Free

This app offers yoga-inspired workouts and nutrition plans to help users achieve their fitness goals, from weight loss to strength building. It provides diverse exercise formats, mindfulness sessions, and progress tracking to fit busy lifestyles and build healthy habits.

Yoga-inspired workoutsNutrition plansWeight loss and strength building programs
🌟 Lifestyle
(75K)
free with in-app purchases
6
BODi Fitness: Home Workouts
BODi Fitness: Home Workouts
BODi Fitness: Home Workouts
Workout tracker, gym, yoga
Free

Access a vast library of fitness and nutrition programs, including popular series like P90X and Insanity. Get guided workouts, healthy recipes, and motivational content to achieve your health goals at home or on the go.

Over 8,000 workouts140+ fitness and nutrition programsWeight loss plans
💪 Health & Fitness
(298K)
free with in-app purchases
7
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Weight Loss, Meal Plan, Recipe
Free

This app acts as your personal keto coach, offering a powerful macro tracker with hundreds of recipes and diet tips. Easily log food using voice recognition or a barcode scanner, and receive a custom weight loss plan to reach your goals faster.

Automatic macro calculatorCarb and calorie counterPersonalized weight loss plan
💪 Health & Fitness
(82K)
free with in-app purchases
8
Gain Muscle Mass
Gain Muscle Mass
Gain Muscle Mass
Gain Muscle Mass at Home
Free
💪 Health & Fitness
(0)
9
Fit Journey - Not Just Weight
Fit Journey - Not Just Weight
Fit Journey - Not Just Weight
A Powerful Fitness Tracker
Free

Track your weight, body fat, and measurements with detailed graphs and photos. Document your diet and workouts to monitor your fitness progress comprehensively. Securely back up and sync your data across devices.

Weight and body measurements trackingBody composition analysisProgress photos and shape comparison
💪 Health & Fitness
(400)
subscription
10
2 Second Lean Play
2 Second Lean Play
2 Second Lean Play
Lean Audio Books by Paul Akers
Free

Access a collection of audiobooks on Lean principles and personal development for free. Explore topics like business, waste reduction, health, travel, and finding meaning in life.

Free audiobook accessLean principles contentPersonal development topics
📚 Books
(21)
free
11
Mass Message - Group Texting
Mass Message - Group Texting
Mass Message - Group Texting
Bulk SMS, Text Scheduler & AI
Free
📊 Productivity
(0)
12
Lean: Body Fat & BMI
Lean: Body Fat & BMI
Lean: Body Fat & BMI
by fung ka wa
Free
💪 Health & Fitness
(0)
13
Lean: AI Calorie Counter & BMI
Lean: AI Calorie Counter & BMI
Lean: AI Calorie Counter & BMI
Body Scan, Macro & Weight Loss
Free

This app uses AI to analyze your body composition and meals through photos. It automatically tracks calories, macros, and metabolic rate, providing scientifically precise data for weight loss and nutrition improvement.

AI Body Scan for body composition analysisAI Food Scan for automatic calorie and macro trackingPersonalized metabolic rate estimation
💪 Health & Fitness
(15)
subscription
14
ShapeScale: Body Composition
ShapeScale: Body Composition
ShapeScale: Body Composition
Track Body Fat & Measurements
Free

This app uses a 3D body scanner to provide detailed body composition analysis, including body fat percentage, girth, and volume measurements. Track your progress visually with 3D comparisons and heatmaps, and receive personalized feedback to achieve your fitness goals.

3D Body ScanPersonalized Health & Shape ScoresBody fat percentage and BMI tracking
💪 Health & Fitness
(44)
free
15
Lean Muscle Program
Lean Muscle Program
Lean Muscle Program
12-Week Lean Muscle Program.
Free

This 12-week program, developed by a world-renowned fitness expert, offers effective techniques to help both men and women build lean muscle or reduce body fat. It's designed to deliver results for those committed to following its recommendations.

12-week structured programBuild lean muscleReduce body fat
💪 Health & Fitness
(2)
free
16
Body Fat Calculator - LeanFuel
Body Fat Calculator - LeanFuel
Body Fat Calculator - LeanFuel
Protein & Macro Tracker
Free
💪 Health & Fitness
(0)
17
Mass-Finder
Mass-Finder
Mass-Finder
by SOLAZ DAZEN S.R.L.
Free

This utility app calculates the mass of metal and plastic preforms directly on the field. It supports various preform and material types, offering metric and imperial measurement modes for convenience.

13 preform types9 material types with alloysGraphical preform representation
🔧 Utilities
(2)
free
18
Weight Gain Workouts Food Diet
Weight Gain Workouts Food Diet
Weight Gain Workouts Food Diet
Power Up: Boost Confidence!
Free

This app offers a comprehensive program for healthy weight gain and muscle building. It provides personalized 30-day workout plans and meal guidance, adaptable for home or gym use with or without equipment. Track your progress with animated guides and achieve your fitness goals.

30-day weight gain workout routinesStep-by-step animated exercise guidesPersonalized home workouts (no equipment needed)
💪 Health & Fitness
(1.3K)
free with in-app purchases
19
Mass Converter
Mass Converter
Mass Converter
by Rick Kolluri
Free
📚 Education
(0)
20
Dexaslim
Dexaslim
Dexaslim
AI-powered results
Free
💪 Health & Fitness
(0)

FAQ about Lean Mass

Are there free lean mass apps for iPhone?
Yes — 20 of the top lean mass apps we rank are free to download, including LeanMass: GLP-1 Muscle Coach and LeanMass: GLP-1 Muscle Tracker.
LeanMass: GLP-1 Muscle Coach has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 96+ lean mass apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.