# Calculator BMI vs Calculator BMI IOD

The clearest difference is price: Calculator BMI IOD at Free against Calculator BMI's $1.99. Calculator BMI IOD also leads on update cadence (every 2 days vs every 18 months) and iOS requirement (9.0 vs 26.1). Calculator BMI's advantage is ads (none vs shown) and chart position (#193 vs unranked). On in-app purchases and device support there is nothing between them.

Calculator BMI IOD is free to download; Calculator BMI costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator BMI ships an update every 18 months, Calculator BMI IOD every 2 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Calculator BMI | Calculator BMI IOD |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 38.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Every 2 days** |
| Monetization | Paid | — |
| Best chart rank | **#193** | — |
| Size | 1 MB | 52 MB |
| Requires iOS | 26.1 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peter Buttiker](https://appshunter.io/developer/393742296) | [Bayu Ramdhani](https://appshunter.io/developer/1505298407) |

## What reviewers say

### Calculator BMI

[App page](https://appshunter.io/ios/app/calculator-bmi/id393742293)

**Currently charting:** #193 Top Paid · Health & Fitness (US App Store)

Calculate your Body Mass Index (BMI) with this tool. It provides your BMI number and a textual interpretation of your weight status. Options are available to calculate BMI separately for men and women, considering age.

**Highlights:** BMI calculation, Weight status interpretation, Gender-specific BMI, Age-adjusted BMI, Health & Fitness tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator BMI IOD

[App page](https://appshunter.io/ios/app/calculator-bmi-iod/id1573073991)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator BMI free?

Calculator BMI costs $1.99, with no in-app purchases.

### Is Calculator BMI IOD free?

Calculator BMI IOD is free to download, with no in-app purchases.

### Do Calculator BMI or Calculator BMI IOD have ads?

Calculator BMI IOD shows ads; Calculator BMI does not.

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

Calculator BMI ships an update every 18 months, and Calculator BMI IOD every 2 days. Most recently, Calculator BMI was updated on November 1, 2026 and Calculator BMI IOD on October 30, 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.*