215+ iOS apps curated and reviewed
The best weight loss surgery calculator apps on iPhone average 4.7★ across 215+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (9) | No | No | May 2026 |
| 2 |  | Free | 4.8★ (95K) | No | No | Aug 2026 |
| 3 |  | Free | 4.7★ (2K) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.7★ (8.7K) | No | No | Aug 2026 |
| 5 |  | Free | 4.8★ (7.1K) | Yes | No | Aug 2026 |
| 6 |  | Free | 4.7★ (3.6K) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.8★ (18K) | Yes | No | Aug 2026 |
| 8 |  | Free | 4.5★ (27K) | No | Yes | Aug 2026 |
Estimate potential weight loss from various bariatric surgeries. Calculate BMI, target weights, and percentage of excess body weight lost. Useful for medical professionals and individuals considering surgical weight loss.
This app is designed for individuals undergoing bariatric surgery or medically managed weight loss. It offers comprehensive tracking of nutrition, water intake, and medication reminders. Users can also log their journey with photos, journal entries, and access surgery-specific resources and recipes.
Calculate your Body Mass Index (BMI) and ideal weight with this easy-to-use tool. Track your BMI to support weight loss efforts. Ideal for both men and women.
This app offers a personalized weight care program designed to help users achieve sustainable results. It facilitates communication with a health coach, tracks daily routines, and provides support for navigating lifestyle changes and challenges.
Track your weight loss journey with this intuitive app. It helps you monitor daily weight entries, visualize progress with a trend line, and estimate time to reach your goals without calorie counting. Includes calculators for goals and calories, plus privacy features.
This app helps you achieve your weight loss goals by providing personalized diet plans, easy food tracking with a barcode scanner, and progress monitoring. It supports various diet types and integrates with fitness trackers.
This app allows users to bet on their own weight loss or join team challenges to win cash prizes. It provides tools for tracking progress, connecting with a supportive community, and verifying weigh-ins. Earn money while achieving your fitness goals.
Calculate and track your Body Mass Index (BMI) with this user-friendly app. It provides personalized health insights, ideal weight recommendations, and supports various units and classification systems. Monitor your weight journey and understand health risks.
This app acts as your personal nutritionist, offering a personalized nutrition plan and helping you track your daily intake. It features an AI-powered camera for instant food recognition, tailored recipes, and progress monitoring to help you achieve your health and wellness goals.
Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.
This app simplifies your health journey with AI-powered tools for weight loss, nutrition, and fitness. Track calories by photo or voice, log meals, and receive personalized AI insights and coaching. Monitor water intake, sleep, weight, and workouts for data-driven decisions.
Monitor your weight and calculate your BMI with this user-friendly app. Log daily measurements, add notes, pictures, and track your progress with charts. Set goals and stay motivated on your health journey.
This app helps you understand your weight loss journey by analyzing scale fluctuations. It smooths out daily variations to reveal your true progress, predict future weights, and break down goals into manageable milestones.
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.
This app helps you track your calorie intake and meals to achieve weight loss, muscle gain, or maintenance goals. It offers an AI-powered calorie counter, a vast food database, meal planning, and intermittent fasting support.
Achieve your weight loss goals by joining supportive communities and participating in games hosted by experts. Make a pledge, track your progress, and win money when you reach your targets. This app helps build lasting healthy habits.
Effortlessly track your food intake and nutritional information with an AI-powered scanner that recognizes meals from photos. Get personalized calorie and macro plans to support weight loss, muscle gain, or maintenance.
This app helps users achieve their weight and body goals through a comprehensive suite of tracking and analysis tools. It offers a BMI calculator, weight diary, and detailed body measurements to visualize progress and stay motivated on the journey to better health.
This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.
This app helps you achieve your health and weight goals through personalized calorie and macro tracking. It features AI-powered food logging, barcode scanning, and custom meal plans with recipes.