# Газрын Зураг vs Octo School

The clearest difference is update cadence: Octo School at every 4 days against Газрын Зураг's every 19 months. Газрын Зураг's advantage is iOS requirement (12.0 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.

Газрын Зураг ships an update every 19 months, Octo School every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Газрын Зураг | Octo School |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 154 MB | 54 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Batzorig Nyamdeleg](https://appshunter.io/developer/1048907258) | [Khan Khulgun LLC](https://appshunter.io/developer/1549621655) |

## What reviewers say

### Газрын Зураг

[App page](https://appshunter.io/ios/app/id1541831707)

This augmented reality puzzle game develops fine motor skills, logical thinking, and creativity in children. Explore 3D wild animals with realistic sounds and movements, blending virtual and real-world exploration.

**Highlights:** Augmented Reality puzzles, 3D animal models, Develops fine motor skills, Enhances logical thinking, Improves memory and focus, Creative skill development, Realistic animal sounds and movements

**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 Газрын Зураг free?

Газрын Зураг 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 Газрын Зураг or Octo School have ads?

Neither Газрын Зураг nor Octo School shows ads.

### Which is updated more often, Газрын Зураг or Octo School?

Газрын Зураг ships an update every 19 months, and Octo School every 4 days. Most recently, Газрын Зураг was updated on October 24, 2026 and Octo School 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.*