# ОРОС vs Octo School

The clearest difference is update cadence: Octo School at every 4 days against ОРОС's every 8 days. ОРОС's advantage is iOS requirement (13.4 vs 15.0). On price, ads, 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.

ОРОС ships an update every 8 days, Octo School every 4 days. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ОРОС | Octo School |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 23 MB | 54 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Otgonbat Enkhee](https://appshunter.io/developer/1560466993) | [Khan Khulgun LLC](https://appshunter.io/developer/1549621655) |

## What reviewers say

### ОРОС

[App page](https://appshunter.io/ios/app/3/id1670782481)

**Features:** macOS Compatibility

**In-app purchases:** none


### Octo School

[App page](https://appshunter.io/ios/app/octo-school/id6797681268)

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

**In-app purchases:** none


## Frequently asked questions

### Is ОРОС free?

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

### Is Octo School free?

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

### Do ОРОС or Octo School have ads?

Neither ОРОС nor Octo School shows ads.

### Which is updated more often, ОРОС or Octo School?

ОРОС ships an update every 8 days, and Octo School every 4 days. Most recently, ОРОС was updated on October 2, 2026 and Octo School on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*