Best Perfect Weight Calculator Apps

221+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated April 2026

With an average user rating of 4.5★, the perfect weight calculator category is one of the App Store's strongest. Browse all 221+ apps we track, sorted so the most loved ones surface first.

Top Picks for Perfect Weight Calculator

Perfect Weight Calculator#1

Perfect Weight Calculator by mohamed nouani

BMI Calculator Perfect Weight
Editor's Choice
💪 Health & Fitness
2.2(6 ratings)
Free
Perfect Weight Calculator screenshot 1
Perfect Weight Calculator screenshot 2
Perfect Weight Calculator screenshot 3
Perfect Weight Calculator screenshot 4
Perfect Weight Calculator screenshot 5
Perfect Weight Calculator screenshot 6

This tool accurately calculates your ideal weight using your height, current weight, age, and gender. It offers a user-friendly interface for easy data entry and interpretation, serving as a reliable companion for your health and fitness journey.

BMI Calculator‰#2

BMI Calculator‰ by Tim O's Studios, LLC

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

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.

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
BMI Calculator – Weight Loss#3

BMI Calculator – Weight Loss by Steffen Mayer

Calculate your ideal weight
Worth Considering
💪 Health & Fitness
4.5😞(26K 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

More Perfect Weight Calculator apps to explore

4
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium
5
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Plus Calc
Free

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition
🔧 Utilities
(1.7M)
free with in-app purchases
6
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
Health Journal, Log & Diary
Free

This app helps you track your weight journey, whether you aim to lose or gain. It offers a simple interface for daily logging, history review, and progress visualization towards your goals. Features include reminders, unit support, and integration with health platforms.

Clever App SetupQuick & Easy Weight AddingWeight History & Editing
💪 Health & Fitness
(3.4K)
free with in-app purchases
7
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
Body Mass Index & Ideal Weight
Free

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.

BMI calculationIdeal weight calculationWeight loss tracking support
💪 Health & Fitness
(1.7K)
ad-supported
8
TDEE Calculator
TDEE Calculator
TDEE Calculator
Macro Calculator and Calorie
Free

Calculate your daily calorie needs for weight management using advanced formulas. This tool helps determine energy expenditure for weight loss, gain, or maintenance, offering insights into BMR, RMR, and BMI.

Total Daily Energy Expenditure (TDEE) calculationBasal Metabolic Rate (BMR) and Resting Metabolic Rate (RMR) calculationBody Mass Index (BMI) calculation
💪 Health & Fitness
(209)
free with in-app purchases
9
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI And Body Fat Calculator
Free

This app helps you understand your health by calculating your Body Mass Index (BMI) and body fat percentage. It offers a unique visual comparison tool for a more accurate body fat assessment, providing insights beyond traditional measurements.

BMI calculationBody fat percentage calculationVisual body fat comparison
💪 Health & Fitness
(328)
free
10
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Healthy Weight Scale Monitor
Free

Calculate your Body Mass Index (BMI) using weight, height, age, and sex. Understand your weight status according to WHO classifications and find your ideal weight. Track your BMI history and share your progress.

Accurate BMI calculationWHO-based insightsIdeal weight determination
💪 Health & Fitness
(108)
free with in-app purchases
11
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
It's leg day, not brain day.
Free

This app simplifies weightlifting calculations, instantly determining the correct plates to load onto a barbell. It offers custom settings for inventory and a reverse calculator, along with tools for meet preparation and performance scoring.

Plate loading calculator (KG/LB)Customizable barbell and plate inventoryReverse calculator for adding plates
💪 Health & Fitness
(251)
free with in-app purchases
12
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
13
Weight Loss Surgery Calculator
Weight Loss Surgery Calculator
Weight Loss Surgery Calculator
Bariatric Weight Estimations
Free

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.

Calculate BMIEstimate potential weight lossDetermine potential final weight
🏥 Medical
(9)
free
14
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
Weight Loss, BMI Tracker, IMC
Free

Easily calculate your Body Mass Index (BMI) to understand your weight classification and ideal weight. Track your weight progress towards a personal goal, whether for weight loss or gain. This tool provides a quick BMI assessment and classification based on WHO standards.

BMI calculationWeight classificationIdeal weight determination
💪 Health & Fitness
(1.5K)
free with in-app purchases
15
BMI Calculator Calorie Counter
BMI Calculator Calorie Counter
BMI Calculator Calorie Counter
Weight Loss & Macro Tracker
Free
💪 Health & Fitness
(0)
16
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
🔧 Utilities
(3K)
ad-supported
17
Metal Weight Calculator App
Metal Weight Calculator App
Metal Weight Calculator App
Quick Metal Weight Calculator
Free

This tool simplifies metal weight calculations for professionals and hobbyists. It supports various units, metal types, and shapes, offering precise results through an intuitive interface. Customize inputs for single pieces or bulk projects.

Multiple unit options (cm, mm, ft, in, m, yd)Extensive metal density databaseLibrary of diverse metal shapes
🔧 Utilities
(109)
free with in-app purchases
18
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
Fitness Tracker & Weight Loss
Free

Calculate your Body Mass Index (BMI) and Basal Metabolic Rate (BMR) with this fitness tracker. It provides accurate measurements based on your weight, height, and age, helping you understand body fat and estimate daily calorie needs for weight management. Supports imperial and metric units and tracks your history offline.

BMI calculationBMR calculationHistory tracking
💪 Health & Fitness
(290)
free with in-app purchases
19
Scale - Weight Tracker
Scale - Weight Tracker
Scale - Weight Tracker
Weight & BMI Tracker
Free

Easily monitor your body weight and BMI with this intuitive application. It offers personalized reminders, historical data visualization, and customizable themes and icons to enhance your tracking experience.

BMI CalculatorDaily Weight RemindersWeight History & Charts
💪 Health & Fitness
(92)
free with in-app purchases
20
BMI Calculator 2025
BMI Calculator 2025
BMI Calculator 2025
Real time updating calculator
Free

Easily calculate your Body Mass Index (BMI) with a user-friendly interface. Input your height and weight in various units, and see your BMI update in real-time. This app helps you understand your weight status and potential health risks.

Real-time BMI updatesMetric, Imperial, and British unitsNo registration required
💪 Health & Fitness
(23)
free with in-app purchases