# Улаанбаатар Инженеринг vs iWash Mongolia

The clearest difference is iOS requirement: Улаанбаатар Инженеринг at 13.0 against iWash Mongolia's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Улаанбаатар Инженеринг ships an update every 10 days, iWash Mongolia fortnightly. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Улаанбаатар Инженеринг | iWash Mongolia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Size | 45 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Khan Khulgun LLC](https://appshunter.io/developer/1549621655) | [Cloud Hospital System](https://appshunter.io/developer/1641489897) |

## What reviewers say

### Улаанбаатар Инженеринг

[App page](https://appshunter.io/ios/app/id6467168861)

**Features:** macOS Compatibility

**In-app purchases:** none


### iWash Mongolia

[App page](https://appshunter.io/ios/app/iwash-mongolia/id6744972373)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Улаанбаатар Инженеринг free?

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

### Is iWash Mongolia free?

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

### Do Улаанбаатар Инженеринг or iWash Mongolia have ads?

Neither Улаанбаатар Инженеринг nor iWash Mongolia shows ads.

### Which is updated more often, Улаанбаатар Инженеринг or iWash Mongolia?

Улаанбаатар Инженеринг ships an update every 10 days, and iWash Mongolia fortnightly. Most recently, Улаанбаатар Инженеринг was updated on October 12, 2026 and iWash Mongolia on October 6, 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.*