Best Weight Loss Surgery Calculator Apps

216+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

The best weight loss surgery calculator apps on iPhone average 4.7★ across 216+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Weight Loss Surgery Calculator

Baritastic - Bariatric Tracker#1

Baritastic - Bariatric Tracker by Metagenics Inc.

Nutrition, Macros & Surgery
Editor's Choice
🏥 Medical
4.8😊(94K ratings)
FreeAds
Baritastic - Bariatric Tracker screenshot 1
Baritastic - Bariatric Tracker screenshot 2
Baritastic - Bariatric Tracker screenshot 3
Baritastic - Bariatric Tracker screenshot 4
Baritastic - Bariatric Tracker screenshot 5
Baritastic - Bariatric Tracker screenshot 6

Track your nutrition, macros, weight, and water intake with this comprehensive bariatric tracker app. Set personalized goals, receive reminders, access a supportive community, and stay on track towards your health and weight loss targets. Download now to take control of your bariatric journey!

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for tracking food, water, and vitamins
  • 💡 Customizable to individual needs
  • 🚀 Connects with other apps and devices

Room to Improve

  • 🐛 Glitchy and buggy after recent updates
  • 🔍 Limited food database and recipe options
  • 🔍 Difficulty editing saved recipes
Weight Loss Surgery Calculator#2

Weight Loss Surgery Calculator by Next Paradigm Medical Solutions LLC

Bariatric Weight Estimations
Strong Contender
🏥 Medical
4.7(9 ratings)
Free
Weight Loss Surgery Calculator screenshot 1
Weight Loss Surgery Calculator screenshot 2
Weight Loss Surgery Calculator screenshot 3
Weight Loss Surgery Calculator screenshot 4

This tool helps professionals and individuals estimate weight loss outcomes from common surgical procedures, allowing users to calculate BMI, potential weight loss, and final weight after surgery. Try it out to determine the potential effects of weight loss operations and make informed decisions about your health.

BMI Calculator‰#3

BMI Calculator‰ by Tim O's Studios, LLC

Body Mass Index Calculator
Worth Considering
💪 Health & Fitness
4.9😐(24K ratings)
FreeAds
BMI Calculator‰ screenshot 1
BMI Calculator‰ screenshot 2

Calculate your Body Mass Index effortlessly with this straightforward app designed for quick and easy BMI calculations. Start tracking your health today!

What We Love

  • 🚀 Quick and easy to use
  • 👍 Straightforward interface
  • ✅ Accurate BMI calculations
  • 💡 Supports both metric and imperial units

Room to Improve

  • 🐛 Inability to input decimal values for height and weight
  • 🔍 Lacks advanced features like body composition analysis
  • 💸 Aggressive advertising interrupting usage

More Weight Loss Surgery Calculator apps to explore

4
WeightWatchers Program
WeightWatchers Program
WeightWatchers Program
Weight Loss and Better Health
Free

Develop sustainable, healthy habits with a weight loss program offering new app features for an easier journey to better health and wellness. Embark on your journey today towards a healthier lifestyle.

💪 Health & Fitness
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5
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
Calculate your ideal weight
Free

Calculate your ideal weight with this BMI Calculator, suitable for all ages. Easily evaluate your weight using metric or imperial systems. Visit appovo.com/support for feedback or assistance.

💪 Health & Fitness
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6
Weight Diary Lite
Weight Diary Lite
Weight Diary Lite
daily weight loss tracker
Free

Track your weight loss journey effortlessly with a simple daily weight tracker that estimates your progress and goal achievement. Get instant insights with trend lines, BMI display, goal and calorie calculators, and more. Start reaching your fitness goals today!

💪 Health & Fitness
(6.9K)
7
Value Diary - Weight Loss Diet
Value Diary - Weight Loss Diet
Value Diary - Weight Loss Diet
Food, Exercise, Weight Tracker
Free

Track your food intake, exercise routine, and weight with our weight loss diary app. Join a community of diet watchers to achieve your fitness goals. Start your journey today!

💪 Health & Fitness
(3.6K)
8
Found – Weight Care
Found – Weight Care
Found – Weight Care
Weight care, your way
Free

"Found – Weight Care" is a mobile app that offers personalized weight care programs to help users achieve their goals. Users can track routines, share daily updates with their health coach, and receive support tailored to their needs. Celebrate successes, seek support when facing challenges, and track various aspects of your health journey with this powerful app.

💪 Health & Fitness
(8.6K)
9
Weight loss tracker - BMI
Weight loss tracker - BMI
Weight loss tracker - BMI
Daily weight loss tracker
Free

Track your daily weight, monitor your progress, and calculate your BMI with ease using our user-friendly weight loss tracker application. Log your measurements, moods, remarks, and pictures to create the perfect weight diary. Start reaching your ideal weight today!

💪 Health & Fitness
(990)
10
Happy Scale
Happy Scale
Happy Scale
Gewichtsverlustsverfolgung
Free

Track your weight loss journey with ease using our app that analyzes your weigh-ins to reveal your true progress, predict future weights, and break goals into achievable milestones. Sync seamlessly across devices and stay motivated with Happy Scale. Join thousands of users who have tamed the scale!

💪 Health & Fitness
(57K)
11
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Weight loss, diet, fitness app
Free

Get personalized weight loss plans and track your progress with HealthifyMe. Log your meals, monitor your fitness activities, and receive guidance from nutritionists to achieve your health goals. Start your journey to a healthier you today!

💪 Health & Fitness
(6K)
12
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
Health Journal, Log & Diary
Free

WeightDrop is a revolutionary weight loss app that helps you track your progress, set goals, and stay motivated on your journey to a healthier you. Download now and start reaching your weight loss goals today!

💪 Health & Fitness
(3.4K)
13
Weight Loss Bet by HealthyWage
Weight Loss Bet by HealthyWage
Weight Loss Bet by HealthyWage
Cash Prizes for Weight Loss
Free

The application incentivizes weight loss through cash prizes, offering users the chance to win up to $10,000 by participating in challenges and bets. Features include photo sharing, community support, weight tracking, step activity monitoring, and various challenge types like individual, team, jackpot, and step challenges. Join now to start your weight loss journey and win money!

💪 Health & Fitness
(18K)
14
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
Body Mass Index & Ideal Weight
Free

A handy app that calculates your Body Mass Index (BMI) to help you on your weight loss journey. Stay on track with your health goals!

💪 Health & Fitness
(1.7K)
15
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
Lose weight. Improve your BMI.
Free

Track your weight loss journey with a comprehensive BMI Calculator and Weight Tracker! Set goals, receive motivational quotes, and monitor your progress with detailed body data tracking. Download now for a healthier life!

💪 Health & Fitness
(1.6K)
16
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Macros, fitness & diététique
Free

Track your daily food intake, calories, and macros with this AI-based food calorie counter. Log your meals easily and stay on top of your nutrition goals effortlessly!

💪 Health & Fitness
(1.7K)
17
Eato®: Calorie Tracker
Eato®: Calorie Tracker
Eato®: Calorie Tracker
Food, Macro, Nutrition Counter
Free

Track your weight loss journey with a user-friendly calorie counter and meal planner app that offers tailored plans, recipe recommendations, and step tracking to help you reach your health goals effectively. Start your wellness journey with Eato® now!

💪 Health & Fitness
(23K)
18
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Calorie & Macro Tracker
Free

Discover a comprehensive diet and fitness app that offers personalized meal plans, workout routines, and progress tracking tools for users to achieve their health goals. Take control of your well-being with Trifecta's tailored approach to nutrition and exercise. Start your journey to a healthier lifestyle today!

💪 Health & Fitness
(1.5K)
19
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Track Food GLP-1 Macro Calorie
Free

Track your food intake, calories, and macros effortlessly with this weight loss and diet app. Join a supportive community, access personalized plans, and easily track your progress towards a healthier you.

💪 Health & Fitness
(90K)
20
CaloCare: AI Calorie Counter
CaloCare: AI Calorie Counter
CaloCare: AI Calorie Counter
Régime sain, perte de poids
Free

Track your daily calorie intake, set goals, and monitor your progress with a user-friendly health app. Take control of your diet and fitness routine now!

💪 Health & Fitness
(71)