# 내 단어장 vs Random Voca

The clearest difference is in-app purchases: 내 단어장 at none against Random Voca's 1. 내 단어장 also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.6). Random Voca's advantage is update cadence (every 4 days vs every 5 months). On price and ads there is nothing between them.

Both are free to download. Random Voca sells 1 one-off in-app purchase. 내 단어장 asks for nothing beyond the download.

내 단어장 ships an update every 5 months, Random Voca every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 내 단어장 | Random Voca |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Size | 1 MB | 17 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sahyun Kim](https://appshunter.io/developer/1400561579) | [Hyeongbok Jeon](https://appshunter.io/developer/1629799278) |

## What reviewers say

### 내 단어장

[App page](https://appshunter.io/ios/app/id1472988756)

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

**In-app purchases:** none


### Random Voca

[App page](https://appshunter.io/ios/app/random-voca/id6739653143)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support the Developer | $0.49 | one-time |


## Frequently asked questions

### Is 내 단어장 free?

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

### Is Random Voca free?

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

### Do 내 단어장 or Random Voca have ads?

Neither 내 단어장 nor Random Voca shows ads.

### Which is updated more often, 내 단어장 or Random Voca?

내 단어장 ships an update every 5 months, and Random Voca every 4 days. Most recently, 내 단어장 was updated on October 24, 2026 and Random Voca 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.*