# Ghosty. vs Calkub

The clearest difference is ads: Ghosty. at none against Calkub's shown. Ghosty. also leads on iOS requirement (16.4 vs 18.0). Calkub's advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Ghosty. sells 2 in-app purchases, starting at $7.99 per month and Calkub sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Ghosty. ships an update every 2 weeks, Calkub every 2 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Ghosty. | Calkub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 108 MB | 34 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [HealthPhoenix GmbH](https://appshunter.io/developer/6777781303) | [Rolando Parame](https://appshunter.io/developer/1849583723) |

## What reviewers say

### Ghosty.

[App page](https://appshunter.io/ios/app/ghosty-run-together/id6777781301)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ghosty Monthly | $7.99 | per month |
| Ghosty Yearly | $69.99 | per year |


### Calkub

[App page](https://appshunter.io/ios/app/calkub-calorie-tracker/id6811883380)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $19.99 | per year |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is Ghosty. free?

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

### Is Calkub free?

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

### Do Ghosty. or Calkub have ads?

Calkub shows ads; Ghosty. does not.

### Which is updated more often, Ghosty. or Calkub?

Ghosty. ships an update every 2 weeks, and Calkub every 2 days. Most recently, Ghosty. was updated on November 7, 2026 and Calkub on November 10, 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.*