# Smart Carb vs Kalea

The clearest difference is in-app purchases: Smart Carb at none against Kalea's 3. Smart Carb also leads on iOS requirement (15.0 vs 18.0). Kalea's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Kalea sells 3 in-app purchases, starting at $9.99 per month. Smart Carb asks for nothing beyond the download.

Smart Carb ships an update every 3 weeks, Kalea every 2 days. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Smart Carb | Kalea |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 49 MB | 18 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Zainab Alghamdi](https://appshunter.io/developer/1719345010) | [Ipanema Beauty](https://appshunter.io/developer/1894681612) |

## What reviewers say

### Smart Carb

[App page](https://appshunter.io/ios/app/smart-carb/id6473648885)

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

**In-app purchases:** none


### Kalea

[App page](https://appshunter.io/ios/app/kalea-ai-calorie-tracker/id6762561434)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kalea Premium | $9.99 | per month |
| Kalea Premium | $99.99 | per year |
| Streak Restore | $0.99 | one-time |


## Frequently asked questions

### Is Smart Carb free?

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

### Is Kalea free?

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

### Do Smart Carb or Kalea have ads?

Neither Smart Carb nor Kalea shows ads.

### Which is updated more often, Smart Carb or Kalea?

Smart Carb ships an update every 3 weeks, and Kalea every 2 days. Most recently, Smart Carb was updated on October 18, 2026 and Kalea 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.*