# OCA vs VetNutri

The clearest difference is update cadence: VetNutri at weekly against OCA's every 3 weeks. VetNutri also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OCA ships an update every 3 weeks, VetNutri weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | OCA | VetNutri |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 42 MB | 122 MB |
| Requires iOS | **15.1** | 15.3 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [COMBALBERT LAURENT](https://appshunter.io/developer/569446537) | [Sebastien Lefebvre](https://appshunter.io/developer/1835926727) |

## What reviewers say

### OCA

[App page](https://appshunter.io/ios/app/oca-observer-comprendre-agir/id6483933544)

**In-app purchases:** none


### VetNutri

[App page](https://appshunter.io/ios/app/vetnutri/id6751589592)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OCA free?

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

### Is VetNutri free?

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

### Which is updated more often, OCA or VetNutri?

OCA ships an update every 3 weeks, and VetNutri weekly. Most recently, OCA was updated on October 30, 2026 and VetNutri on October 30, 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.*