# WORDLOG vs 홀링

The clearest difference is in-app purchases: WORDLOG at none against 홀링's 2. WORDLOG also leads on update cadence (every 6 days vs monthly). 홀링's advantage is iOS requirement (13.4 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 홀링 sells 2 in-app purchases, starting at $34.99 per month. WORDLOG asks for nothing beyond the download.

WORDLOG ships an update every 6 days, 홀링 monthly. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | WORDLOG | 홀링 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 0 MB | 26 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joonhee Cho](https://appshunter.io/developer/1124471697) | [MATHOLIC Inc.](https://appshunter.io/developer/1209890405) |

## What reviewers say

### WORDLOG

[App page](https://appshunter.io/ios/app/wordlog/id6468551096)

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

**In-app purchases:** none


### 홀링

[App page](https://appshunter.io/ios/app/id6478107698)

This app offers a comprehensive elementary math learning experience, combining video lectures, problem-solving, error notes, and AI-powered analysis. It features a new user interface designed for easier and more enjoyable exploration of math concepts.

**Highlights:** Video lectures, Problem solving, Error notes, AI learning analysis, Interactive math island exploration, Tablet PC support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 홀링 월정기구독 | $34.99 | per month |
| 홀링 12개월 정기구독 | $364.99 | per year |


## Frequently asked questions

### Is WORDLOG free?

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

### Is 홀링 free?

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

### Do WORDLOG or 홀링 have ads?

Neither WORDLOG nor 홀링 shows ads.

### Which is updated more often, WORDLOG or 홀링?

WORDLOG ships an update every 6 days, and 홀링 monthly. Most recently, WORDLOG was updated on October 28, 2026 and 홀링 on October 30, 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.*