# 18 grams vs CarbPal

The clearest difference is in-app purchases: 18 grams at none against CarbPal's 1. 18 grams also leads on iOS requirement (12.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CarbPal sells 1 in-app purchase, starting at $0.99 per month. 18 grams asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 18 grams | CarbPal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 47 MB | 47 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Aurelie Jeunejean](https://appshunter.io/developer/1782576074) | [ALEX MICHAEL HERNANDEZ](https://appshunter.io/developer/6779878428) |

## What reviewers say

### 18 grams

[App page](https://appshunter.io/ios/app/18-grams/id6738846232)

**Features:** macOS Compatibility

**In-app purchases:** none


### CarbPal

[App page](https://appshunter.io/ios/app/carbpal/id6779878066)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CarbPal Basic | $0.99 | per month |


## Frequently asked questions

### Is 18 grams free?

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

### Is CarbPal free?

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

### Do 18 grams or CarbPal have ads?

Neither 18 grams nor CarbPal shows ads.

### Which is updated more often, 18 grams or CarbPal?

18 grams ships an update every 3 weeks, and CarbPal every 3 weeks. Most recently, 18 grams was updated on October 16, 2026 and CarbPal 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.*