Comparison

AiBMI vs Lean Mass Calculator

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

Head to head
About

AiBMI

This app provides a comprehensive health index (CHi) that goes beyond basic BMI. It analyzes key body measurements to assess visceral fat risk, body fat percentage, and muscle mass potential, offering personalized lifestyle suggestions and healthcare resources.

Highlights
  • Comprehensive Health Index (CHi)
  • Visceral Fat Risk (WHR) assessment
  • Body Fat Percentage (BFP) calculation
  • Muscle Mass Potential (MMP) measurement
  • Personalized lifestyle suggestions
  • Access to healthcare resources
Features
Read full description

Introducing CHi – Comprehensive Health Index Your go-to app, AiBMI, has evolved. We've integrated the revolutionary CHi system to give you an intelligence report that goes far beyond the scale and basic BMI calculation. CHi is a single, powerful, data-driven score that distills complex anthropometric and body composition data into an easy-to-understand health index. It’s the ultimate measure of where your body really stands. Take the first step toward a healthier you today! Plus, get personalized suggestions for a healthier lifestyle, along with trusted healthcare resources and citations. CHi: The Science Behind Your Score. Why trust CHi over BMI? Because CHi uses your unique body measurements (Waist, Hip, Neck, Height, and Weight) to analyze the three critical pillars of your health, delivering targeted advice you can act on: Visceral Fat Risk (WHR): Assesses the dangerous fat around your organs. Low WHR might be a vanity goal, but CHi alerts you when it's medically concerning. Body Fat Percentage (BFP): Pinpoints the true ratio of fat to lean mass—essential for optimizing diet. Muscle Mass Potential (MMP): Measures strength and identifies the risk of age-related muscle loss. Disclaimer & Safety: AiBMI strictly provides general wellness and fitness information. The data and advice provided by AiBMI with CHi are for informational purposes only. They are not a substitute for professional medical advice, diagnosis, or treatment. Do not use this app to diagnose or manage any disease or medical condition.

About

Lean Mass Calculator

Read full description

The Lean Mass Calculator is a powerful and easy-to-use tool designed for health professionals and fitness enthusiasts. Quickly calculate lean body mass, track progress over time with detailed graphs, review measurement history, and manage multiple patients — all in one app. Perfect for nutritionists, personal trainers, doctors, and anyone focused on accurate body composition monitoring. Key Features: • Accurate Lean Mass calculation • Progress charts and visual insights • Full measurement history tracking • Support for multiple patients • Clean and user-friendly interface Start tracking your or your clients’ lean mass progress in a professional and reliable way today! Subscription & Terms Lean Mass Calculator Premium provides advanced features to help you calculate your lean body mass. Auto-Renewable Subscription Plans: Monthly subscription: $2.99 per month (auto-renewable)

Half Yearly subscription: $12.99 per month (auto-renewable) Annual subscription: $17.99 per year (auto-renewable) This is an auto-renewable subscription. Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription anytime in your App Store account settings after purchase. Privacy Policy: https://github.com/cesar-ferreira/imc-privacy-policy/blob/main/english-ffm-privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/Start today. Build better habits. Become more consistent.

Screenshots

AiBMI4 screens
Lean Mass Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: AiBMI at none against Lean Mass Calculator's 4. AiBMI also leads on ads (none vs shown) and update cadence (monthly vs every 6 months). Lean Mass Calculator's advantage is iOS requirement (15.0 vs 17.2). On price 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. Lean Mass Calculator sells 4 in-app purchases, starting at $2.99 per month. AiBMI asks for nothing beyond the download.

UpkeepUpdate frequency

AiBMI ships an update monthly, Lean Mass Calculator every 6 months. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 5 level
AiBMI versus Lean Mass Calculator: the parameters behind the verdict, then further details
ParameterAiBMILean Mass Calculator
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyMonthly — betterEvery 6 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.215.0 — better
Further details — not scored
Size7 MB32 MB
Age rating4+4+
DeveloperEyal VardiCesar Ferreira

In-app purchases

None

AiBMI

No in-app purchases

4 purchases

Lean Mass Calculator

Subscriptions3
  • Monthly Subscription$2.991 Month
  • Half Yearly Subscription$12.996 Months
  • Annual Subscription$17.991 Year
One-time1
  • Lifetime Premium Access$24.99

Questions

Is AiBMI free?
AiBMI is free to download, with no in-app purchases.
Is Lean Mass Calculator free?
Lean Mass Calculator is free to download, with in-app purchases available.
Do AiBMI or Lean Mass Calculator have ads?
Lean Mass Calculator shows ads; AiBMI does not.
Which is updated more often, AiBMI or Lean Mass Calculator?
AiBMI ships an update monthly, and Lean Mass Calculator every 6 months. Most recently, AiBMI was updated on October 13, 2026 and Lean Mass Calculator on October 25, 2026.

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