# Omni Relprev vs Artoria

The clearest difference is update cadence: Artoria at every 3 weeks against Omni Relprev's every 3 months. Omni Relprev's advantage is iOS requirement (9.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

Omni Relprev ships an update every 3 months, Artoria every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Omni Relprev | Artoria |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 25 MB | 17 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VILAAPPS DESENVOLVIMENTO DE SISTEMAS LTDA](https://appshunter.io/developer/1594697114) | [The Maryland Institute](https://appshunter.io/developer/1473546289) |

## What reviewers say

### Omni Relprev

[App page](https://appshunter.io/ios/app/omni-relprev/id1434690340)

**Features:** macOS Compatibility

**In-app purchases:** none


### Artoria

[App page](https://appshunter.io/ios/app/artoria/id6446697880)

**In-app purchases:** none


## Frequently asked questions

### Is Omni Relprev free?

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

### Is Artoria free?

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

### Which is updated more often, Omni Relprev or Artoria?

Omni Relprev ships an update every 3 months, and Artoria every 3 weeks. Most recently, Omni Relprev was updated on November 2, 2026 and Artoria on November 3, 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.*