# Cal Gem vs Carbsequence

The clearest difference is update cadence: Carbsequence at every 5 days against Cal Gem's every 3 weeks. Cal Gem's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Cal Gem sells 1 in-app purchase, starting at $7.99 per month and Carbsequence sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Cal Gem ships an update every 3 weeks, Carbsequence every 5 days. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cal Gem | Carbsequence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/carbsequence/id6759181142/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 37 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Amir Rahav](https://appshunter.io/developer/1855675533) | [Appdromeda Technologies Inc.](https://appshunter.io/developer/1865247491) |

## What reviewers say

### Cal Gem

[App page](https://appshunter.io/ios/app/cal-gem-cgm-meal-tracker/id6755700245)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly subscription | $7.99 | per month |


### Carbsequence

[App page](https://appshunter.io/ios/app/carbsequence/id6759181142)

Instantly analyze meals by taking a photo to understand their impact on blood sugar and see personalized exercise equivalents. Get a nutritional breakdown and meal scores with tips for improvement.

**Highlights:** AI-powered meal analysis, Blood sugar prediction timeline, Personalized exercise equivalents, Meal scoring and improvement tips, Meal history tracking, Nutritional breakdown

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $43.99 | per year |
| Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is Cal Gem free?

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

### Is Carbsequence free?

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

### Do Cal Gem or Carbsequence have ads?

Both Cal Gem and Carbsequence show ads.

### Which is updated more often, Cal Gem or Carbsequence?

Cal Gem ships an update every 3 weeks, and Carbsequence every 5 days. Most recently, Cal Gem was updated on October 28, 2026 and Carbsequence on October 11, 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.*