# STONE Training vs Caloo

The clearest difference is in-app purchases: STONE Training at none against Caloo's 8. STONE Training also leads on ads (none vs shown) and device support (4 vs 2). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Caloo sells 8 in-app purchases, starting at $4.99 per 7 days. STONE Training asks for nothing beyond the download.

STONE Training ships an update every 2 months, Caloo monthly. Both last shipped on October 25, 2026.

## The numbers

| Metric | STONE Training | Caloo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 170 MB | 97 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STONE LDN LIMITED](https://appshunter.io/developer/1600729064) | [Mefood Omics SL](https://appshunter.io/developer/1537054276) |

## What reviewers say

### STONE Training

[App page](https://appshunter.io/ios/app/stone-training/id1600729062)

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Caloo

[App page](https://appshunter.io/ios/app/caloo-beyond-calories/id6747340138)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $4.99 | per 7 days |
| Suscripción mensual friends | $7.99 | per month |
| Caloo mensual | $9.99 | per month |
| Caloo full weekly plan | $12.99 | per 7 days |
| Suscripción anual friends | $34.99 | per year |
| Caloo full monthly plan | $39.99 | per month |
| Suscripción anual | $44.99 | per year |
| Caloo full yearly plan | $199.99 | per year |


## Frequently asked questions

### Is STONE Training free?

STONE Training is free to download, with no in-app purchases.

### Is Caloo free?

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

### Do STONE Training or Caloo have ads?

Caloo shows ads; STONE Training does not.

### Which is updated more often, STONE Training or Caloo?

STONE Training ships an update every 2 months, and Caloo monthly. Most recently, STONE Training was updated on October 25, 2026 and Caloo 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.*