# HSK Memory vs Voca Mongolia

The clearest difference is in-app purchases: HSK Memory at none against Voca Mongolia's 2. Voca Mongolia's advantage is iOS requirement (15.1 vs 18.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Voca Mongolia sells 2 in-app purchases, starting at $5.99 per month. HSK Memory asks for nothing beyond the download.

HSK Memory ships an update monthly, Voca Mongolia every 3 weeks. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | HSK Memory | Voca Mongolia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 18 MB | 46 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Khash-erdene Baasankhuu](https://appshunter.io/developer/1840554444) | [Temuujin Batjargal](https://appshunter.io/developer/6789113722) |

## What reviewers say

### HSK Memory

[App page](https://appshunter.io/ios/app/hsk-memory/id6767217101)

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

**In-app purchases:** none


### Voca Mongolia

[App page](https://appshunter.io/ios/app/voca-mongolia/id6789113720)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard | $5.99 | per month |
| Premium | $8.99 | per month |


## Frequently asked questions

### Is HSK Memory free?

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

### Is Voca Mongolia free?

Voca Mongolia is free to download, with in-app purchases available.

### Do HSK Memory or Voca Mongolia have ads?

Neither HSK Memory nor Voca Mongolia shows ads.

### Which is updated more often, HSK Memory or Voca Mongolia?

HSK Memory ships an update monthly, and Voca Mongolia every 3 weeks. Most recently, HSK Memory was updated on September 15, 2026 and Voca Mongolia on September 10, 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.*