Comparison

Simple BMI evaluator vs BMI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Simple BMI evaluator

Features
Read full description

Enter your weight and height to see your Body Mass Index. The result updates as you type. Designed to work with VoiceOver: every field and button has a spoken label, your BMI is read together with its WHO category, the healthy weight range is read as a full sentence, and weight changes made with the +/- buttons are announced. Supports Dynamic Type: text and the BMI scale follow the text size chosen in iOS settings. WHAT IT SHOWS • Classic BMI and Trefethen's revised BMI (Oxford, 2013), which fits very tall and very short people better • WHO category, from severe thinness to obesity class III • The weight range that counts as normal for your height • A color scale showing where your value falls ALSO • Kilograms and meters, or pounds and feet • +/- buttons to adjust your weight without retyping it • Share the result • iPhone and iPad, no account needed Formulas and tables come from official sources, listed in the app under References. This app gives information only. It is not a medical device and does not replace advice from a doctor.

About

BMI

Features
Read full description

Track your BMI (Body Mass Index), BMR, TDEE, and Body Fat Percentage with this all-in-one health & fitness calculator. Whether you're looking to lose weight, gain muscle, or maintain a healthy lifestyle, this app provides accurate insights and expert guidance to help you reach your goals. Easily calculate your BMI to determine if you're underweight, normal, overweight, or obese. Use the BMR and TDEE calculators to understand your daily calorie needs for effective weight management. Get precise measurements with the Body Fat Percentage and Ideal Weight calculators, helping you stay on top of your health. The Weight Tracker allows you to monitor your progress, while the Obesity Risk Calculator gives you a better understanding of potential health risks. Key Features of BMI Calculator App: BMI Calculator: Check your body mass index based on height, weight, and age. BMR & TDEE Calculators: Estimate daily calorie needs for weight management. Body Fat & Ideal Weight Calculators: Get personalized health insights. Weight Tracker: Monitor changes in your body weight over time. Obesity Risk Calculator: Assess potential health risks based on your BMI. Healthy Recipes: Discover nutritious meal ideas for weight loss and fitness. Expert Tips: Get professional guidance on diet, exercise, and well-being. Health & Fitness Blogs: Stay informed with the latest wellness insights. Maintaining a healthy lifestyle starts with understanding your body. This app not only provides accurate health calculations but also equips you with the knowledge and tools needed to make informed decisions about your fitness and nutrition. Whether you're looking to lose weight, build muscle, or simply stay in shape, this app is your perfect companion. With a combination of advanced calculators, expert advice, and practical resources, you can take charge of your health effortlessly. Set your goals, track your progress, and make smarter choices every day. Start your journey towards a healthier you—download now and take control of your well-being! Designed with a simple yet powerful interface, this app delivers accurate results and a personalized experience to help you set goals and track progress effortlessly. Download now and take control of your health today!

Screenshots

Simple BMI evaluator4 screens
BMI4 screens

Verdict

The call

The clearest difference is in-app purchases: Simple BMI evaluator at none against BMI's 1. On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. BMI sells 1 one-off in-app purchase. Simple BMI evaluator asks for nothing beyond the download.

UpkeepUpdate frequency

Simple BMI evaluator ships an update every 3 months, BMI every 4 months. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 5 level
Simple BMI evaluator versus BMI: the parameters behind the verdict, then further details
ParameterSimple BMI evaluatorBMI
PriceFreeFree
Update frequencyEvery 3 months — betterEvery 4 months
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.1
Further details — not scored
Size30 MB55 MB
Age rating17+4+
DeveloperSonya MarcarelliESPRESSO TECH (SMC-PRIVATE) LIMITED

In-app purchases

None

Simple BMI evaluator

No in-app purchases

1 purchases

BMI

One-time1
  • BMI Lifetime Access$5.99

Questions

Is Simple BMI evaluator free?
Simple BMI evaluator is free to download, with no in-app purchases.
Is BMI free?
BMI is free to download, with in-app purchases available.
Do Simple BMI evaluator or BMI have ads?
Both Simple BMI evaluator and BMI show ads.
Which is updated more often, Simple BMI evaluator or BMI?
Simple BMI evaluator ships an update every 3 months, and BMI every 4 months. Most recently, Simple BMI evaluator was updated on October 11, 2026 and BMI on October 25, 2026.

Other comparisons