Best Weight Loss Calculator Percentage Apps

247+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

Out of 247+ weight loss calculator percentage apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Weight Loss Calculator Percentage Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1BMI Calculator – Weight LossBMI Calculator – Weight LossFree4.5★ (28K)NoYesSep 2026
2Weight Diary LiteWeight Diary LiteFree4.8★ (7.2K)YesNoSep 2026
3Weight Loss Simple Tracker AppWeight Loss Simple Tracker AppFree4.7★ (2.2K)YesYesSep 2026
4BMI Calculator for Weight LossBMI Calculator for Weight LossFree4.7★ (2K)YesNoSep 2026
5Simple Diet Plan for Ideal Weight Loss - Daily Calorie Intake Counter with Healthy BMI Calculator to Lose FatSimple Diet Plan for Ideal Weight Loss - Daily Calorie Intake Counter with Healthy BMI Calculator to Lose FatFree1.4★ (11)NoNoSep 2026
6BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoSep 2026
7Weight Loss Surgery CalculatorWeight Loss Surgery CalculatorFree4.7★ (9)NoNoMay 2026
8Weight loss tracker - BMIWeight loss tracker - BMIFree4.5★ (1K)YesNoSep 2026

Top Picks for Weight Loss Calculator Percentage

BMI Calculator – Weight Loss#1

BMI Calculator – Weight Loss by Steffen Mayer

Calculate your ideal weight
Editor's Choice
💪 Health & Fitness
4.5😞(28K ratings)
FreeIn-App Purchases
BMI Calculator – Weight Loss screenshot 1
BMI Calculator – Weight Loss screenshot 2
BMI Calculator – Weight Loss screenshot 3

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.

What We Love

  • 🚀 Easy to use
  • 📊 Helps track progress
  • 💪 Motivates weight loss

Room to Improve

  • 🤕 Can cause insecurity
  • 🚫 Inaccurate BMI calculations
  • 🚨 Promotes unhealthy behaviors
Weight Diary Lite#2

Weight Diary Lite by CURLYBRACE APPS LTD

daily weight loss tracker
Strong Contender
💪 Health & Fitness
4.8😊(7.2K ratings)
FreeAds
Weight Diary Lite screenshot 1
Weight Diary Lite screenshot 2
Weight Diary Lite screenshot 3
Weight Diary Lite screenshot 4

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.

What We Love

  • 👍 Simple and easy to use
  • 📊 Helpful visual graphs and trends
  • 🎯 Effective for tracking weight loss/gain
  • 💪 Motivating and encouraging
  • 🔒 Secure with password protection option

Room to Improve

  • 🐛 Occasional data loss or reset issues
  • 🔍 Limited features compared to paid version
  • 💰 Ads can be intrusive in free version
Weight Loss Simple Tracker App#3

Weight Loss Simple Tracker App by Sttir, Inc.

Track daily goals & motivation
Worth Considering
💪 Health & Fitness
4.7😊(2.2K ratings)
FreeAdsIn-App Purchases
Weight Loss Simple Tracker App screenshot 1
Weight Loss Simple Tracker App screenshot 2
Weight Loss Simple Tracker App screenshot 3
Weight Loss Simple Tracker App screenshot 4
Weight Loss Simple Tracker App screenshot 5
Weight Loss Simple Tracker App screenshot 6

This app helps users track their weight loss journey by recording daily weight, body fat percentage, and BMI. It offers visual progress tracking with graphs and avatar changes, along with reminders and notes to stay motivated. Premium features include an ad-free experience, data backup, and enhanced customization options.

What We Love

  • 👍 Easy to use
  • 🚀 Simple and straightforward
  • 💡 Motivating avatar changes
  • 📊 Helpful graphs and progress tracking
  • 🎉 Effective for weight loss

Room to Improve

  • 🙁 Discouraging avatar designs
  • 🤔 Limited customization options
  • 💰 Premium features too expensive
  • 🤨 Lack of racial diversity in avatars
  • 🙄 Pushy subscription prompts

More Weight Loss Calculator Percentage apps to explore

FAQ about Weight Loss Calculator Percentage

What are the best weight loss calculator percentage apps for iPhone?
BMI Calculator – Weight Loss tops our weight loss calculator percentage apps ranking as of September 2026, with a 4.5-star average from 28K App Store ratings, and it's free to download.
Yes — 20 of the top weight loss calculator percentage apps we rank are free to download, including BMI Calculator – Weight Loss and Weight Diary Lite.
BMI Calculator – Weight Loss has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ weight loss calculator percentage apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app calculates and tracks your Body Mass Index (BMI) using accurate and user-friendly methods. It offers personalized health insights, ideal weight recommendations, and visual feedback on your BMI categories. You can monitor your weight loss or gain journey and understand potential health risks associated with your BMI.
Key features include instant BMI calculation with an animated visual gauge, personalized health insights, and ideal weight recommendations. It supports metric and imperial units, offers a choice between WHO and DGE classification systems, and includes age and gender-specific calculations. The app also works offline and has a clean, intuitive interface.