# BMI Tracker vs BMI Calculator

The clearest difference is ads: BMI Tracker at none against BMI Calculator's shown. BMI Tracker also leads on iOS requirement (18.4 vs 26.2). BMI Calculator's advantage is update cadence (weekly vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. BMI Tracker sells 1 one-off in-app purchase and BMI Calculator sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

BMI Tracker ships an update every 4 months, BMI Calculator weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BMI Tracker | BMI Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Size | 6 MB | 8 MB |
| Requires iOS | **18.4** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Cesar Ibarra](https://appshunter.io/developer/1076131150) | [Pawel Malyszczuk](https://appshunter.io/developer/1795333871) |

## What reviewers say

### BMI Tracker

[App page](https://appshunter.io/ios/app/bmi-tracker-weight-log/id1606457096)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $2.99 | one-time |


### BMI Calculator

[App page](https://appshunter.io/ios/app/bmi-calculator-weight-log/id6757407619)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $3.99 | per year |
| Premium Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is BMI Tracker free?

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

### Is BMI Calculator free?

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

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

BMI Calculator shows ads; BMI Tracker does not.

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

BMI Tracker ships an update every 4 months, and BMI Calculator weekly. Most recently, BMI Tracker was updated on November 3, 2026 and BMI Calculator on October 31, 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.*