# BMI Calculator vs AiBMI

The clearest difference is in-app purchases: AiBMI at none against BMI Calculator's 1. AiBMI also leads on ads (none vs shown) and update cadence (monthly vs every 13 months). BMI Calculator's advantage is ratings volume (374 vs 1) and iOS requirement (11.0 vs 17.2). On price, rating and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for BMI Calculator against 5.0 for AiBMI. That said, the two scores are not equally well evidenced: BMI Calculator has 374 ratings behind it against 1, so its average is the more settled of the two.

BMI Calculator ships an update every 13 months, AiBMI monthly. The most recent releases landed on September 23, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | BMI Calculator | AiBMI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (374 ratings)](https://appshunter.io/ios/app/bmi-calculator-weight-tracker/id1572432663/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aibmi/id6739527839/reviews)** |
| Number of ratings | **374** | 1 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 37 MB | 7 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Leap Health](https://appshunter.io/developer/1687598595) | [Eyal Vardi](https://appshunter.io/developer/988684101) |

## What reviewers say

### BMI Calculator

[App page](https://appshunter.io/ios/app/bmi-calculator-weight-tracker/id1572432663)

Calculate your Body Mass Index (BMI) using age, gender, height, and weight. Track your health progress, find your ideal weight, and receive tips for weight control. Supports metric and imperial units and syncs with Apple Health.

**Highlights:** Calculate BMI scientifically, Find ideal weight, Log BMI history, Track health progress, Sync data to Apple Health, Metric and imperial support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to use and understand
- ✅ Accurate BMI calculation
- 📈 Helpful for tracking weight
- 😊 Improves self-esteem
- ✨ Pleasant visual design

**What reviewers complain about**

- 🤔 Discrepancy with doctor's advice
- ⚠️ Can cause insecurity about weight
- 📉 Graph scale not ideal for weight loss
- 🚫 Ads can be intrusive
- 🤷‍♀️ Some users disagree with weight categorization

**Reported bugs**

- App crashes when entering decimal weight
- App crashes when entering second day's weight
- App crashes when pressing the 'day' button
- App crashes on second day's input

**Requested features**

- Add messages and tips for different weight categories (underweight, overweight, obese)
- Implement dark mode
- Allow data storage for multiple users
- Adjust graph scale for better visibility of weight loss
- Allow input of decimal numbers for weight


### AiBMI

[App page](https://appshunter.io/ios/app/aibmi/id6739527839)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BMI Calculator free?

BMI Calculator is free to download, with in-app purchases available.

### Is AiBMI free?

AiBMI is free to download, with no in-app purchases.

### Which has better reviews, BMI Calculator or AiBMI?

AiBMI is rated higher. BMI Calculator averages 4.9 out of 5 from 374 ratings, while AiBMI averages 5.0 from 1 ratings.

### Do BMI Calculator or AiBMI have ads?

BMI Calculator shows ads; AiBMI does not.

### Which is updated more often, BMI Calculator or AiBMI?

BMI Calculator ships an update every 13 months, and AiBMI monthly. Most recently, BMI Calculator was updated on September 23, 2026 and AiBMI on September 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*