# BMI Calculator vs CarboTracker

The clearest difference is ads: CarboTracker at none against BMI Calculator's shown. CarboTracker also leads on iOS requirement (15.1 vs 26.2). BMI Calculator's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. BMI Calculator sells 3 in-app purchases, starting at $0.99 per month and CarboTracker sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

BMI Calculator ships an update weekly, CarboTracker every 3 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BMI Calculator | CarboTracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 8 MB | 121 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Pawel Malyszczuk](https://appshunter.io/developer/1795333871) | [Toby Dunn](https://appshunter.io/developer/1880235129) |

## What reviewers say

### 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 |


### CarboTracker

[App page](https://appshunter.io/ios/app/carbotracker/id6759691541)

**Features:** macOS Compatibility, Family Sharing, Apple Wallet, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Net Carb Tracker Pro - MONTHLY | $1.99 | per month |
| Net Carb Tracker Pro - ANNUAL | $19.99 | per year |
| 25 Bonus AI Searches | $0.99 | one-time |


## Frequently asked questions

### Is BMI Calculator free?

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

### Is CarboTracker free?

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

### Do BMI Calculator or CarboTracker have ads?

BMI Calculator shows ads; CarboTracker does not.

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

BMI Calculator ships an update weekly, and CarboTracker every 3 weeks. Most recently, BMI Calculator was updated on October 31, 2026 and CarboTracker on October 25, 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.*